Home / 836,489.22-1,154,358.72-454,517.52

Finding the Fourth Proportional to 836,489.22, 1,154,358.72 and 454,517.52

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Solution

The fourth proportional to 836,489.22, 1,154,358.72 and 454,517.52 is: 627,236.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,489.22 : 1,154,358.72 = 454,517.52 : x
  2. Step 2: Convert to fraction form
    836,489.22/1,154,358.72 = 454,517.52/x
  3. Step 3: Cross multiply
    836,489.22x = 1,154,358.72 × 454,517.52
  4. Step 4: Simplify right side
    836,489.22x = 524,676,262,604.77
  5. Step 5: Solve for x
    x = 524,676,262,604.77/836,489.22
  6. Step 6: Final answer
    x = 627,236.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.