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Finding the Fourth Proportional to 484,523.22, 726,833.28 and 185,255.58

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Solution

The fourth proportional to 484,523.22, 726,833.28 and 185,255.58 is: 277,901.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,523.22 : 726,833.28 = 185,255.58 : x
  2. Step 2: Convert to fraction form
    484,523.22/726,833.28 = 185,255.58/x
  3. Step 3: Cross multiply
    484,523.22x = 726,833.28 × 185,255.58
  4. Step 4: Simplify right side
    484,523.22x = 134,649,920,849.70
  5. Step 5: Solve for x
    x = 134,649,920,849.70/484,523.22
  6. Step 6: Final answer
    x = 277,901.89

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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.