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Finding the Fourth Proportional to 442,063.52, 610,047.64 and 240,859.52

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Solution

The fourth proportional to 442,063.52, 610,047.64 and 240,859.52 is: 332,386.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,063.52 : 610,047.64 = 240,859.52 : x
  2. Step 2: Convert to fraction form
    442,063.52/610,047.64 = 240,859.52/x
  3. Step 3: Cross multiply
    442,063.52x = 610,047.64 × 240,859.52
  4. Step 4: Simplify right side
    442,063.52x = 146,935,781,747.53
  5. Step 5: Solve for x
    x = 146,935,781,747.53/442,063.52
  6. Step 6: Final answer
    x = 332,386.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.