Home / 732,385.71-1,010,708.51-418,051.17

Finding the Fourth Proportional to 732,385.71, 1,010,708.51 and 418,051.17

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Solution

The fourth proportional to 732,385.71, 1,010,708.51 and 418,051.17 is: 576,919.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,385.71 : 1,010,708.51 = 418,051.17 : x
  2. Step 2: Convert to fraction form
    732,385.71/1,010,708.51 = 418,051.17/x
  3. Step 3: Cross multiply
    732,385.71x = 1,010,708.51 × 418,051.17
  4. Step 4: Simplify right side
    732,385.71x = 422,527,873,044.20
  5. Step 5: Solve for x
    x = 422,527,873,044.20/732,385.71
  6. Step 6: Final answer
    x = 576,919.88

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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.