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Finding the Fourth Proportional to 365,272.88, 504,397.68 and 229,542.80

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Solution

The fourth proportional to 365,272.88, 504,397.68 and 229,542.80 is: 316,970.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,272.88 : 504,397.68 = 229,542.80 : x
  2. Step 2: Convert to fraction form
    365,272.88/504,397.68 = 229,542.80/x
  3. Step 3: Cross multiply
    365,272.88x = 504,397.68 × 229,542.80
  4. Step 4: Simplify right side
    365,272.88x = 115,780,855,780.70
  5. Step 5: Solve for x
    x = 115,780,855,780.70/365,272.88
  6. Step 6: Final answer
    x = 316,970.85

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1.5x scale

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.