Home / 676,789.38-1,015,146.72-227,463.87

Finding the Fourth Proportional to 676,789.38, 1,015,146.72 and 227,463.87

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Solution

The fourth proportional to 676,789.38, 1,015,146.72 and 227,463.87 is: 341,183.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,789.38 : 1,015,146.72 = 227,463.87 : x
  2. Step 2: Convert to fraction form
    676,789.38/1,015,146.72 = 227,463.87/x
  3. Step 3: Cross multiply
    676,789.38x = 1,015,146.72 × 227,463.87
  4. Step 4: Simplify right side
    676,789.38x = 230,909,201,549.01
  5. Step 5: Solve for x
    x = 230,909,201,549.01/676,789.38
  6. Step 6: Final answer
    x = 341,183.25

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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.