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Finding the Fourth Proportional to 360,655.90, 541,033.07 and 150,244.63

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Solution

The fourth proportional to 360,655.90, 541,033.07 and 150,244.63 is: 225,387.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,655.90 : 541,033.07 = 150,244.63 : x
  2. Step 2: Convert to fraction form
    360,655.90/541,033.07 = 150,244.63/x
  3. Step 3: Cross multiply
    360,655.90x = 541,033.07 × 150,244.63
  4. Step 4: Simplify right side
    360,655.90x = 81,287,313,419.91
  5. Step 5: Solve for x
    x = 81,287,313,419.91/360,655.90
  6. Step 6: Final answer
    x = 225,387.45

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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.