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Finding the Fourth Proportional to 452,800.52, 679,161.60 and 153,274.70

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Solution

The fourth proportional to 452,800.52, 679,161.60 and 153,274.70 is: 229,898.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,800.52 : 679,161.60 = 153,274.70 : x
  2. Step 2: Convert to fraction form
    452,800.52/679,161.60 = 153,274.70/x
  3. Step 3: Cross multiply
    452,800.52x = 679,161.60 × 153,274.70
  4. Step 4: Simplify right side
    452,800.52x = 104,098,290,491.52
  5. Step 5: Solve for x
    x = 104,098,290,491.52/452,800.52
  6. Step 6: Final answer
    x = 229,898.79

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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.