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Finding the Fourth Proportional to 336,001.80, 503,996.22 and 83,282.82

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Solution

The fourth proportional to 336,001.80, 503,996.22 and 83,282.82 is: 124,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,001.80 : 503,996.22 = 83,282.82 : x
  2. Step 2: Convert to fraction form
    336,001.80/503,996.22 = 83,282.82/x
  3. Step 3: Cross multiply
    336,001.80x = 503,996.22 × 83,282.82
  4. Step 4: Simplify right side
    336,001.80x = 41,974,226,470.94
  5. Step 5: Solve for x
    x = 41,974,226,470.94/336,001.80
  6. Step 6: Final answer
    x = 124,922.62

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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.