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Finding the Fourth Proportional to 550,731.30, 825,938.16 and 151,385.10

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Solution

The fourth proportional to 550,731.30, 825,938.16 and 151,385.10 is: 227,034.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,731.30 : 825,938.16 = 151,385.10 : x
  2. Step 2: Convert to fraction form
    550,731.30/825,938.16 = 151,385.10/x
  3. Step 3: Cross multiply
    550,731.30x = 825,938.16 × 151,385.10
  4. Step 4: Simplify right side
    550,731.30x = 125,034,730,945.42
  5. Step 5: Solve for x
    x = 125,034,730,945.42/550,731.30
  6. Step 6: Final answer
    x = 227,034.00

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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.