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Finding the Fourth Proportional to 377,841.60, 567,199.80 and 218,044.80

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Solution

The fourth proportional to 377,841.60, 567,199.80 and 218,044.80 is: 327,319.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,841.60 : 567,199.80 = 218,044.80 : x
  2. Step 2: Convert to fraction form
    377,841.60/567,199.80 = 218,044.80/x
  3. Step 3: Cross multiply
    377,841.60x = 567,199.80 × 218,044.80
  4. Step 4: Simplify right side
    377,841.60x = 123,674,966,951.04
  5. Step 5: Solve for x
    x = 123,674,966,951.04/377,841.60
  6. Step 6: Final answer
    x = 327,319.61

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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.