Home / 721,876.60-1,082,811.95-182,134.14

Finding the Fourth Proportional to 721,876.60, 1,082,811.95 and 182,134.14

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Solution

The fourth proportional to 721,876.60, 1,082,811.95 and 182,134.14 is: 273,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,876.60 : 1,082,811.95 = 182,134.14 : x
  2. Step 2: Convert to fraction form
    721,876.60/1,082,811.95 = 182,134.14/x
  3. Step 3: Cross multiply
    721,876.60x = 1,082,811.95 × 182,134.14
  4. Step 4: Simplify right side
    721,876.60x = 197,217,022,384.30
  5. Step 5: Solve for x
    x = 197,217,022,384.30/721,876.60
  6. Step 6: Final answer
    x = 273,200.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.