Home / 672,034.35-1,008,051.53-298,786.35

Finding the Fourth Proportional to 672,034.35, 1,008,051.53 and 298,786.35

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Solution

The fourth proportional to 672,034.35, 1,008,051.53 and 298,786.35 is: 448,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,034.35 : 1,008,051.53 = 298,786.35 : x
  2. Step 2: Convert to fraction form
    672,034.35/1,008,051.53 = 298,786.35/x
  3. Step 3: Cross multiply
    672,034.35x = 1,008,051.53 × 298,786.35
  4. Step 4: Simplify right side
    672,034.35x = 301,192,037,260.62
  5. Step 5: Solve for x
    x = 301,192,037,260.62/672,034.35
  6. Step 6: Final answer
    x = 448,179.53

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Half scale
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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.