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Finding the Fourth Proportional to 360,655.65, 541,032.70 and 150,244.38

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Solution

The fourth proportional to 360,655.65, 541,032.70 and 150,244.38 is: 225,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,655.65 : 541,032.70 = 150,244.38 : x
  2. Step 2: Convert to fraction form
    360,655.65/541,032.70 = 150,244.38/x
  3. Step 3: Cross multiply
    360,655.65x = 541,032.70 × 150,244.38
  4. Step 4: Simplify right side
    360,655.65x = 81,287,122,571.23
  5. Step 5: Solve for x
    x = 81,287,122,571.23/360,655.65
  6. Step 6: Final answer
    x = 225,387.08

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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.