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Finding the Fourth Proportional to 432,862.66, 597,420.17 and 271,740.90

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Solution

The fourth proportional to 432,862.66, 597,420.17 and 271,740.90 is: 375,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,862.66 : 597,420.17 = 271,740.90 : x
  2. Step 2: Convert to fraction form
    432,862.66/597,420.17 = 271,740.90/x
  3. Step 3: Cross multiply
    432,862.66x = 597,420.17 × 271,740.90
  4. Step 4: Simplify right side
    432,862.66x = 162,343,494,673.95
  5. Step 5: Solve for x
    x = 162,343,494,673.95/432,862.66
  6. Step 6: Final answer
    x = 375,046.20

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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.