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Finding the Fourth Proportional to 502,675.47, 754,550.39 and 203,351.72

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Solution

The fourth proportional to 502,675.47, 754,550.39 and 203,351.72 is: 305,244.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,675.47 : 754,550.39 = 203,351.72 : x
  2. Step 2: Convert to fraction form
    502,675.47/754,550.39 = 203,351.72/x
  3. Step 3: Cross multiply
    502,675.47x = 754,550.39 × 203,351.72
  4. Step 4: Simplify right side
    502,675.47x = 153,439,115,224.95
  5. Step 5: Solve for x
    x = 153,439,115,224.95/502,675.47
  6. Step 6: Final answer
    x = 305,244.88

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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.