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Finding the Fourth Proportional to 410,662.32, 566,708.03 and 229,376.83

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Solution

The fourth proportional to 410,662.32, 566,708.03 and 229,376.83 is: 316,536.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,662.32 : 566,708.03 = 229,376.83 : x
  2. Step 2: Convert to fraction form
    410,662.32/566,708.03 = 229,376.83/x
  3. Step 3: Cross multiply
    410,662.32x = 566,708.03 × 229,376.83
  4. Step 4: Simplify right side
    410,662.32x = 129,989,687,476.52
  5. Step 5: Solve for x
    x = 129,989,687,476.52/410,662.32
  6. Step 6: Final answer
    x = 316,536.68

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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.