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Finding the Fourth Proportional to 275,114.90, 412,672.35 and 237,061.10

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Solution

The fourth proportional to 275,114.90, 412,672.35 and 237,061.10 is: 355,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,114.90 : 412,672.35 = 237,061.10 : x
  2. Step 2: Convert to fraction form
    275,114.90/412,672.35 = 237,061.10/x
  3. Step 3: Cross multiply
    275,114.90x = 412,672.35 × 237,061.10
  4. Step 4: Simplify right side
    275,114.90x = 97,828,561,230.59
  5. Step 5: Solve for x
    x = 97,828,561,230.59/275,114.90
  6. Step 6: Final answer
    x = 355,591.65

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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.