Home / 729,294.10-1,006,527.29-407,024.95

Finding the Fourth Proportional to 729,294.10, 1,006,527.29 and 407,024.95

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Solution

The fourth proportional to 729,294.10, 1,006,527.29 and 407,024.95 is: 561,751.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,294.10 : 1,006,527.29 = 407,024.95 : x
  2. Step 2: Convert to fraction form
    729,294.10/1,006,527.29 = 407,024.95/x
  3. Step 3: Cross multiply
    729,294.10x = 1,006,527.29 × 407,024.95
  4. Step 4: Simplify right side
    729,294.10x = 409,681,719,885.89
  5. Step 5: Solve for x
    x = 409,681,719,885.89/729,294.10
  6. Step 6: Final answer
    x = 561,751.04

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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.