Home / 725,199.30-1,000,918.17-463,387.14

Finding the Fourth Proportional to 725,199.30, 1,000,918.17 and 463,387.14

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Solution

The fourth proportional to 725,199.30, 1,000,918.17 and 463,387.14 is: 639,565.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,199.30 : 1,000,918.17 = 463,387.14 : x
  2. Step 2: Convert to fraction form
    725,199.30/1,000,918.17 = 463,387.14/x
  3. Step 3: Cross multiply
    725,199.30x = 1,000,918.17 × 463,387.14
  4. Step 4: Simplify right side
    725,199.30x = 463,812,608,170.33
  5. Step 5: Solve for x
    x = 463,812,608,170.33/725,199.30
  6. Step 6: Final answer
    x = 639,565.71

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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.