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Finding the Fourth Proportional to 344,437.50, 516,663.38 and 125,339.87

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Solution

The fourth proportional to 344,437.50, 516,663.38 and 125,339.87 is: 188,012.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,437.50 : 516,663.38 = 125,339.87 : x
  2. Step 2: Convert to fraction form
    344,437.50/516,663.38 = 125,339.87/x
  3. Step 3: Cross multiply
    344,437.50x = 516,663.38 × 125,339.87
  4. Step 4: Simplify right side
    344,437.50x = 64,758,517,672.94
  5. Step 5: Solve for x
    x = 64,758,517,672.94/344,437.50
  6. Step 6: Final answer
    x = 188,012.39

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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.