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Finding the Fourth Proportional to 395,287.56, 592,932.60 and 95,767.56

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Solution

The fourth proportional to 395,287.56, 592,932.60 and 95,767.56 is: 143,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,287.56 : 592,932.60 = 95,767.56 : x
  2. Step 2: Convert to fraction form
    395,287.56/592,932.60 = 95,767.56/x
  3. Step 3: Cross multiply
    395,287.56x = 592,932.60 × 95,767.56
  4. Step 4: Simplify right side
    395,287.56x = 56,783,708,346.46
  5. Step 5: Solve for x
    x = 56,783,708,346.46/395,287.56
  6. Step 6: Final answer
    x = 143,651.65

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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.