Home / 721,655.52-1,082,723.71-241,930.72

Finding the Fourth Proportional to 721,655.52, 1,082,723.71 and 241,930.72

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Solution

The fourth proportional to 721,655.52, 1,082,723.71 and 241,930.72 is: 362,976.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,655.52 : 1,082,723.71 = 241,930.72 : x
  2. Step 2: Convert to fraction form
    721,655.52/1,082,723.71 = 241,930.72/x
  3. Step 3: Cross multiply
    721,655.52x = 1,082,723.71 × 241,930.72
  4. Step 4: Simplify right side
    721,655.52x = 261,944,126,721.37
  5. Step 5: Solve for x
    x = 261,944,126,721.37/721,655.52
  6. Step 6: Final answer
    x = 362,976.68

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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.