Home / 493,187.68-680,599-266,833.18

Finding the Fourth Proportional to 493,187.68, 680,599 and 266,833.18

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Solution

The fourth proportional to 493,187.68, 680,599 and 266,833.18 is: 368,229.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,187.68 : 680,599 = 266,833.18 : x
  2. Step 2: Convert to fraction form
    493,187.68/680,599 = 266,833.18/x
  3. Step 3: Cross multiply
    493,187.68x = 680,599 × 266,833.18
  4. Step 4: Simplify right side
    493,187.68x = 181,606,395,474.82
  5. Step 5: Solve for x
    x = 181,606,395,474.82/493,187.68
  6. Step 6: Final answer
    x = 368,229.79

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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.