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Finding the Fourth Proportional to 360,638.90, 541,007.55 and 150,227.63

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Solution

The fourth proportional to 360,638.90, 541,007.55 and 150,227.63 is: 225,361.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,638.90 : 541,007.55 = 150,227.63 : x
  2. Step 2: Convert to fraction form
    360,638.90/541,007.55 = 150,227.63/x
  3. Step 3: Cross multiply
    360,638.90x = 541,007.55 × 150,227.63
  4. Step 4: Simplify right side
    360,638.90x = 81,274,279,343.57
  5. Step 5: Solve for x
    x = 81,274,279,343.57/360,638.90
  6. Step 6: Final answer
    x = 225,361.94

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1.5x scale

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.