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Finding the Fourth Proportional to 395,260.52, 592,785.28 and 110,934.32

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Solution

The fourth proportional to 395,260.52, 592,785.28 and 110,934.32 is: 166,371.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,260.52 : 592,785.28 = 110,934.32 : x
  2. Step 2: Convert to fraction form
    395,260.52/592,785.28 = 110,934.32/x
  3. Step 3: Cross multiply
    395,260.52x = 592,785.28 × 110,934.32
  4. Step 4: Simplify right side
    395,260.52x = 65,760,231,942.81
  5. Step 5: Solve for x
    x = 65,760,231,942.81/395,260.52
  6. Step 6: Final answer
    x = 166,371.87

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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.