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Finding the Fourth Proportional to 502,597.92, 752,997.60 and 265,409.76

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Solution

The fourth proportional to 502,597.92, 752,997.60 and 265,409.76 is: 397,639.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,597.92 : 752,997.60 = 265,409.76 : x
  2. Step 2: Convert to fraction form
    502,597.92/752,997.60 = 265,409.76/x
  3. Step 3: Cross multiply
    502,597.92x = 752,997.60 × 265,409.76
  4. Step 4: Simplify right side
    502,597.92x = 199,852,912,296.58
  5. Step 5: Solve for x
    x = 199,852,912,296.58/502,597.92
  6. Step 6: Final answer
    x = 397,639.75

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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.