Home / 746,230.16-1,029,767.64-406,691.12

Finding the Fourth Proportional to 746,230.16, 1,029,767.64 and 406,691.12

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Solution

The fourth proportional to 746,230.16, 1,029,767.64 and 406,691.12 is: 561,217.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,230.16 : 1,029,767.64 = 406,691.12 : x
  2. Step 2: Convert to fraction form
    746,230.16/1,029,767.64 = 406,691.12/x
  3. Step 3: Cross multiply
    746,230.16x = 1,029,767.64 × 406,691.12
  4. Step 4: Simplify right side
    746,230.16x = 418,797,354,851.36
  5. Step 5: Solve for x
    x = 418,797,354,851.36/746,230.16
  6. Step 6: Final answer
    x = 561,217.41

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.