Home / 897,570.36-1,345,232.70-448,416.36

Finding the Fourth Proportional to 897,570.36, 1,345,232.70 and 448,416.36

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Solution

The fourth proportional to 897,570.36, 1,345,232.70 and 448,416.36 is: 672,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,570.36 : 1,345,232.70 = 448,416.36 : x
  2. Step 2: Convert to fraction form
    897,570.36/1,345,232.70 = 448,416.36/x
  3. Step 3: Cross multiply
    897,570.36x = 1,345,232.70 × 448,416.36
  4. Step 4: Simplify right side
    897,570.36x = 603,224,350,686.97
  5. Step 5: Solve for x
    x = 603,224,350,686.97/897,570.36
  6. Step 6: Final answer
    x = 672,063.58

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Double scale
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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.