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Finding the Fourth Proportional to 360,787.17, 541,093.28 and 150,310.29

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Solution

The fourth proportional to 360,787.17, 541,093.28 and 150,310.29 is: 225,428.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,787.17 : 541,093.28 = 150,310.29 : x
  2. Step 2: Convert to fraction form
    360,787.17/541,093.28 = 150,310.29/x
  3. Step 3: Cross multiply
    360,787.17x = 541,093.28 × 150,310.29
  4. Step 4: Simplify right side
    360,787.17x = 81,331,887,082.30
  5. Step 5: Solve for x
    x = 81,331,887,082.30/360,787.17
  6. Step 6: Final answer
    x = 225,428.99

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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.