Home / 836,481.28-1,154,351.20-454,508.06

Finding the Fourth Proportional to 836,481.28, 1,154,351.20 and 454,508.06

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Solution

The fourth proportional to 836,481.28, 1,154,351.20 and 454,508.06 is: 627,224.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,481.28 : 1,154,351.20 = 454,508.06 : x
  2. Step 2: Convert to fraction form
    836,481.28/1,154,351.20 = 454,508.06/x
  3. Step 3: Cross multiply
    836,481.28x = 1,154,351.20 × 454,508.06
  4. Step 4: Simplify right side
    836,481.28x = 524,661,924,470.67
  5. Step 5: Solve for x
    x = 524,661,924,470.67/836,481.28
  6. Step 6: Final answer
    x = 627,224.94

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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.