Home / 790,746.24-1,091,307.96-451,265.52

Finding the Fourth Proportional to 790,746.24, 1,091,307.96 and 451,265.52

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Solution

The fourth proportional to 790,746.24, 1,091,307.96 and 451,265.52 is: 622,791.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,746.24 : 1,091,307.96 = 451,265.52 : x
  2. Step 2: Convert to fraction form
    790,746.24/1,091,307.96 = 451,265.52/x
  3. Step 3: Cross multiply
    790,746.24x = 1,091,307.96 × 451,265.52
  4. Step 4: Simplify right side
    790,746.24x = 492,469,654,049.54
  5. Step 5: Solve for x
    x = 492,469,654,049.54/790,746.24
  6. Step 6: Final answer
    x = 622,791.02

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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.