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Finding the Fourth Proportional to 441,593.92, 660,356.16 and 327,956.32

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Solution

The fourth proportional to 441,593.92, 660,356.16 and 327,956.32 is: 490,423.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,593.92 : 660,356.16 = 327,956.32 : x
  2. Step 2: Convert to fraction form
    441,593.92/660,356.16 = 327,956.32/x
  3. Step 3: Cross multiply
    441,593.92x = 660,356.16 × 327,956.32
  4. Step 4: Simplify right side
    441,593.92x = 216,567,976,122.93
  5. Step 5: Solve for x
    x = 216,567,976,122.93/441,593.92
  6. Step 6: Final answer
    x = 490,423.36

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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.