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Finding the Fourth Proportional to 550,863.18, 826,185.96 and 151,400.88

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Solution

The fourth proportional to 550,863.18, 826,185.96 and 151,400.88 is: 227,071.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,863.18 : 826,185.96 = 151,400.88 : x
  2. Step 2: Convert to fraction form
    550,863.18/826,185.96 = 151,400.88/x
  3. Step 3: Cross multiply
    550,863.18x = 826,185.96 × 151,400.88
  4. Step 4: Simplify right side
    550,863.18x = 125,085,281,387.65
  5. Step 5: Solve for x
    x = 125,085,281,387.65/550,863.18
  6. Step 6: Final answer
    x = 227,071.41

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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.