Home / 712,773.97-1,069,320.52-239,446.42

Finding the Fourth Proportional to 712,773.97, 1,069,320.52 and 239,446.42

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Solution

The fourth proportional to 712,773.97, 1,069,320.52 and 239,446.42 is: 359,223.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,773.97 : 1,069,320.52 = 239,446.42 : x
  2. Step 2: Convert to fraction form
    712,773.97/1,069,320.52 = 239,446.42/x
  3. Step 3: Cross multiply
    712,773.97x = 1,069,320.52 × 239,446.42
  4. Step 4: Simplify right side
    712,773.97x = 256,044,964,401.32
  5. Step 5: Solve for x
    x = 256,044,964,401.32/712,773.97
  6. Step 6: Final answer
    x = 359,223.23

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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.