Home / 491,251.02-677,921.61-273,456.24

Finding the Fourth Proportional to 491,251.02, 677,921.61 and 273,456.24

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Solution

The fourth proportional to 491,251.02, 677,921.61 and 273,456.24 is: 377,366.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,251.02 : 677,921.61 = 273,456.24 : x
  2. Step 2: Convert to fraction form
    491,251.02/677,921.61 = 273,456.24/x
  3. Step 3: Cross multiply
    491,251.02x = 677,921.61 × 273,456.24
  4. Step 4: Simplify right side
    491,251.02x = 185,381,894,485.35
  5. Step 5: Solve for x
    x = 185,381,894,485.35/491,251.02
  6. Step 6: Final answer
    x = 377,366.94

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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.