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Finding the Fourth Proportional to 794,046.06, 1,095,790.10 and 431,469.90

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Solution

The fourth proportional to 794,046.06, 1,095,790.10 and 431,469.90 is: 595,432.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,046.06 : 1,095,790.10 = 431,469.90 : x
  2. Step 2: Convert to fraction form
    794,046.06/1,095,790.10 = 431,469.90/x
  3. Step 3: Cross multiply
    794,046.06x = 1,095,790.10 × 431,469.90
  4. Step 4: Simplify right side
    794,046.06x = 472,800,442,710.64
  5. Step 5: Solve for x
    x = 472,800,442,710.64/794,046.06
  6. Step 6: Final answer
    x = 595,432.01

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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.