Home / 747,618.13-1,121,443.13-267,877.27

Finding the Fourth Proportional to 747,618.13, 1,121,443.13 and 267,877.27

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Solution

The fourth proportional to 747,618.13, 1,121,443.13 and 267,877.27 is: 401,821.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,618.13 : 1,121,443.13 = 267,877.27 : x
  2. Step 2: Convert to fraction form
    747,618.13/1,121,443.13 = 267,877.27/x
  3. Step 3: Cross multiply
    747,618.13x = 1,121,443.13 × 267,877.27
  4. Step 4: Simplify right side
    747,618.13x = 300,409,124,124.66
  5. Step 5: Solve for x
    x = 300,409,124,124.66/747,618.13
  6. Step 6: Final answer
    x = 401,821.61

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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.