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Finding the Fourth Proportional to 410,126.80, 614,527.80 and 232,104.40

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Solution

The fourth proportional to 410,126.80, 614,527.80 and 232,104.40 is: 347,781.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,126.80 : 614,527.80 = 232,104.40 : x
  2. Step 2: Convert to fraction form
    410,126.80/614,527.80 = 232,104.40/x
  3. Step 3: Cross multiply
    410,126.80x = 614,527.80 × 232,104.40
  4. Step 4: Simplify right side
    410,126.80x = 142,634,606,302.32
  5. Step 5: Solve for x
    x = 142,634,606,302.32/410,126.80
  6. Step 6: Final answer
    x = 347,781.73

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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.