Home / 729,700.24-1,093,806.24-413,489.20

Finding the Fourth Proportional to 729,700.24, 1,093,806.24 and 413,489.20

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Solution

The fourth proportional to 729,700.24, 1,093,806.24 and 413,489.20 is: 619,812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,700.24 : 1,093,806.24 = 413,489.20 : x
  2. Step 2: Convert to fraction form
    729,700.24/1,093,806.24 = 413,489.20/x
  3. Step 3: Cross multiply
    729,700.24x = 1,093,806.24 × 413,489.20
  4. Step 4: Simplify right side
    729,700.24x = 452,277,067,132.61
  5. Step 5: Solve for x
    x = 452,277,067,132.61/729,700.24
  6. Step 6: Final answer
    x = 619,812.14

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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.