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Finding the Fourth Proportional to 317,092.97, 475,648.11 and 92,447.97

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Solution

The fourth proportional to 317,092.97, 475,648.11 and 92,447.97 is: 138,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,092.97 : 475,648.11 = 92,447.97 : x
  2. Step 2: Convert to fraction form
    317,092.97/475,648.11 = 92,447.97/x
  3. Step 3: Cross multiply
    317,092.97x = 475,648.11 × 92,447.97
  4. Step 4: Simplify right side
    317,092.97x = 43,972,703,987.52
  5. Step 5: Solve for x
    x = 43,972,703,987.52/317,092.97
  6. Step 6: Final answer
    x = 138,674.48

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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.