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Finding the Fourth Proportional to 441,963.47, 609,909.69 and 240,759.47

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Solution

The fourth proportional to 441,963.47, 609,909.69 and 240,759.47 is: 332,248.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,963.47 : 609,909.69 = 240,759.47 : x
  2. Step 2: Convert to fraction form
    441,963.47/609,909.69 = 240,759.47/x
  3. Step 3: Cross multiply
    441,963.47x = 609,909.69 × 240,759.47
  4. Step 4: Simplify right side
    441,963.47x = 146,841,530,662.72
  5. Step 5: Solve for x
    x = 146,841,530,662.72/441,963.47
  6. Step 6: Final answer
    x = 332,248.12

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1.5x scale

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.