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Finding the Fourth Proportional to 378,052.60, 566,422.80 and 244,864.30

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Solution

The fourth proportional to 378,052.60, 566,422.80 and 244,864.30 is: 366,871.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,052.60 : 566,422.80 = 244,864.30 : x
  2. Step 2: Convert to fraction form
    378,052.60/566,422.80 = 244,864.30/x
  3. Step 3: Cross multiply
    378,052.60x = 566,422.80 × 244,864.30
  4. Step 4: Simplify right side
    378,052.60x = 138,696,722,426.04
  5. Step 5: Solve for x
    x = 138,696,722,426.04/378,052.60
  6. Step 6: Final answer
    x = 366,871.49

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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.