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Finding the Fourth Proportional to 351,488.90, 527,233.35 and 337,710.80

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Solution

The fourth proportional to 351,488.90, 527,233.35 and 337,710.80 is: 506,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,488.90 : 527,233.35 = 337,710.80 : x
  2. Step 2: Convert to fraction form
    351,488.90/527,233.35 = 337,710.80/x
  3. Step 3: Cross multiply
    351,488.90x = 527,233.35 × 337,710.80
  4. Step 4: Simplify right side
    351,488.90x = 178,052,396,415.18
  5. Step 5: Solve for x
    x = 178,052,396,415.18/351,488.90
  6. Step 6: Final answer
    x = 506,566.20

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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.