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Finding the Fourth Proportional to 443,952.34, 665,721.46 and 230,662.92

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Solution

The fourth proportional to 443,952.34, 665,721.46 and 230,662.92 is: 345,886.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,952.34 : 665,721.46 = 230,662.92 : x
  2. Step 2: Convert to fraction form
    443,952.34/665,721.46 = 230,662.92/x
  3. Step 3: Cross multiply
    443,952.34x = 665,721.46 × 230,662.92
  4. Step 4: Simplify right side
    443,952.34x = 153,557,252,389.28
  5. Step 5: Solve for x
    x = 153,557,252,389.28/443,952.34
  6. Step 6: Final answer
    x = 345,886.79

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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.