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Finding the Fourth Proportional to 395,248.67, 592,874.40 and 95,729.45

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Solution

The fourth proportional to 395,248.67, 592,874.40 and 95,729.45 is: 143,594.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,248.67 : 592,874.40 = 95,729.45 : x
  2. Step 2: Convert to fraction form
    395,248.67/592,874.40 = 95,729.45/x
  3. Step 3: Cross multiply
    395,248.67x = 592,874.40 × 95,729.45
  4. Step 4: Simplify right side
    395,248.67x = 56,755,540,231.08
  5. Step 5: Solve for x
    x = 56,755,540,231.08/395,248.67
  6. Step 6: Final answer
    x = 143,594.51

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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.