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Finding the Fourth Proportional to 395,191.44, 592,788.60 and 95,671.47

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Solution

The fourth proportional to 395,191.44, 592,788.60 and 95,671.47 is: 143,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,191.44 : 592,788.60 = 95,671.47 : x
  2. Step 2: Convert to fraction form
    395,191.44/592,788.60 = 95,671.47/x
  3. Step 3: Cross multiply
    395,191.44x = 592,788.60 × 95,671.47
  4. Step 4: Simplify right side
    395,191.44x = 56,712,956,761.24
  5. Step 5: Solve for x
    x = 56,712,956,761.24/395,191.44
  6. Step 6: Final answer
    x = 143,507.55

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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.