Home / 371,272.20-556,908.30-267,073.80

Finding the Fourth Proportional to 371,272.20, 556,908.30 and 267,073.80

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Solution

The fourth proportional to 371,272.20, 556,908.30 and 267,073.80 is: 400,610.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,272.20 : 556,908.30 = 267,073.80 : x
  2. Step 2: Convert to fraction form
    371,272.20/556,908.30 = 267,073.80/x
  3. Step 3: Cross multiply
    371,272.20x = 556,908.30 × 267,073.80
  4. Step 4: Simplify right side
    371,272.20x = 148,735,615,932.54
  5. Step 5: Solve for x
    x = 148,735,615,932.54/371,272.20
  6. Step 6: Final answer
    x = 400,610.70

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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.