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Finding the Fourth Proportional to 431,463.73, 595,394.32 and 247,659.83

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Solution

The fourth proportional to 431,463.73, 595,394.32 and 247,659.83 is: 341,755.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,463.73 : 595,394.32 = 247,659.83 : x
  2. Step 2: Convert to fraction form
    431,463.73/595,394.32 = 247,659.83/x
  3. Step 3: Cross multiply
    431,463.73x = 595,394.32 × 247,659.83
  4. Step 4: Simplify right side
    431,463.73x = 147,455,256,074.17
  5. Step 5: Solve for x
    x = 147,455,256,074.17/431,463.73
  6. Step 6: Final answer
    x = 341,755.86

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1.5x scale

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.