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Finding the Fourth Proportional to 492,801.29, 680,065.77 and 266,446.79

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Solution

The fourth proportional to 492,801.29, 680,065.77 and 266,446.79 is: 367,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,801.29 : 680,065.77 = 266,446.79 : x
  2. Step 2: Convert to fraction form
    492,801.29/680,065.77 = 266,446.79/x
  3. Step 3: Cross multiply
    492,801.29x = 680,065.77 × 266,446.79
  4. Step 4: Simplify right side
    492,801.29x = 181,201,338,005.05
  5. Step 5: Solve for x
    x = 181,201,338,005.05/492,801.29
  6. Step 6: Final answer
    x = 367,696.56

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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.