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Finding the Fourth Proportional to 351,453.40, 527,180.10 and 337,675.30

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Solution

The fourth proportional to 351,453.40, 527,180.10 and 337,675.30 is: 506,512.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,453.40 : 527,180.10 = 337,675.30 : x
  2. Step 2: Convert to fraction form
    351,453.40/527,180.10 = 337,675.30/x
  3. Step 3: Cross multiply
    351,453.40x = 527,180.10 × 337,675.30
  4. Step 4: Simplify right side
    351,453.40x = 178,015,698,421.53
  5. Step 5: Solve for x
    x = 178,015,698,421.53/351,453.40
  6. Step 6: Final answer
    x = 506,512.95

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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.