Home / 866,269.96-1,299,545.10-267,091

Finding the Fourth Proportional to 866,269.96, 1,299,545.10 and 267,091

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Solution

The fourth proportional to 866,269.96, 1,299,545.10 and 267,091 is: 400,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,269.96 : 1,299,545.10 = 267,091 : x
  2. Step 2: Convert to fraction form
    866,269.96/1,299,545.10 = 267,091/x
  3. Step 3: Cross multiply
    866,269.96x = 1,299,545.10 × 267,091
  4. Step 4: Simplify right side
    866,269.96x = 347,096,800,304.10
  5. Step 5: Solve for x
    x = 347,096,800,304.10/866,269.96
  6. Step 6: Final answer
    x = 400,679.71

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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.