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Finding the Fourth Proportional to 462,850.56, 694,275.84 and 439,211.52

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Solution

The fourth proportional to 462,850.56, 694,275.84 and 439,211.52 is: 658,817.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,850.56 : 694,275.84 = 439,211.52 : x
  2. Step 2: Convert to fraction form
    462,850.56/694,275.84 = 439,211.52/x
  3. Step 3: Cross multiply
    462,850.56x = 694,275.84 × 439,211.52
  4. Step 4: Simplify right side
    462,850.56x = 304,933,946,985.68
  5. Step 5: Solve for x
    x = 304,933,946,985.68/462,850.56
  6. Step 6: Final answer
    x = 658,817.28

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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.