Home / 1,008,067.65-1,512,101.48-448,195.65

Finding the Fourth Proportional to 1,008,067.65, 1,512,101.48 and 448,195.65

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Solution

The fourth proportional to 1,008,067.65, 1,512,101.48 and 448,195.65 is: 672,293.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,067.65 : 1,512,101.48 = 448,195.65 : x
  2. Step 2: Convert to fraction form
    1,008,067.65/1,512,101.48 = 448,195.65/x
  3. Step 3: Cross multiply
    1,008,067.65x = 1,512,101.48 × 448,195.65
  4. Step 4: Simplify right side
    1,008,067.65x = 677,717,303,453.58
  5. Step 5: Solve for x
    x = 677,717,303,453.58/1,008,067.65
  6. Step 6: Final answer
    x = 672,293.48

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Half scale
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Double scale
Find fourth proportional to 1,008,068.65, 1,512,102.98 and 448,196.65
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.