Home / 410,630.75-566,614.40-229,319.55

Finding the Fourth Proportional to 410,630.75, 566,614.40 and 229,319.55

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Solution

The fourth proportional to 410,630.75, 566,614.40 and 229,319.55 is: 316,429.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,630.75 : 566,614.40 = 229,319.55 : x
  2. Step 2: Convert to fraction form
    410,630.75/566,614.40 = 229,319.55/x
  3. Step 3: Cross multiply
    410,630.75x = 566,614.40 × 229,319.55
  4. Step 4: Simplify right side
    410,630.75x = 129,935,758,084.92
  5. Step 5: Solve for x
    x = 129,935,758,084.92/410,630.75
  6. Step 6: Final answer
    x = 316,429.69

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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.