Home / 500,126.52-690,176.46-273,793.08

Finding the Fourth Proportional to 500,126.52, 690,176.46 and 273,793.08

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Solution

The fourth proportional to 500,126.52, 690,176.46 and 273,793.08 is: 377,835.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,126.52 : 690,176.46 = 273,793.08 : x
  2. Step 2: Convert to fraction form
    500,126.52/690,176.46 = 273,793.08/x
  3. Step 3: Cross multiply
    500,126.52x = 690,176.46 × 273,793.08
  4. Step 4: Simplify right side
    500,126.52x = 188,965,538,726.90
  5. Step 5: Solve for x
    x = 188,965,538,726.90/500,126.52
  6. Step 6: Final answer
    x = 377,835.47

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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.