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Finding the Fourth Proportional to 252,887.87, 376,648.53 and 251,665.65

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Solution

The fourth proportional to 252,887.87, 376,648.53 and 251,665.65 is: 374,828.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,887.87 : 376,648.53 = 251,665.65 : x
  2. Step 2: Convert to fraction form
    252,887.87/376,648.53 = 251,665.65/x
  3. Step 3: Cross multiply
    252,887.87x = 376,648.53 × 251,665.65
  4. Step 4: Simplify right side
    252,887.87x = 94,789,497,123.99
  5. Step 5: Solve for x
    x = 94,789,497,123.99/252,887.87
  6. Step 6: Final answer
    x = 374,828.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.