Home / 395,279.86-592,909.02-110,972.76

Finding the Fourth Proportional to 395,279.86, 592,909.02 and 110,972.76

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Solution

The fourth proportional to 395,279.86, 592,909.02 and 110,972.76 is: 166,456.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,279.86 : 592,909.02 = 110,972.76 : x
  2. Step 2: Convert to fraction form
    395,279.86/592,909.02 = 110,972.76/x
  3. Step 3: Cross multiply
    395,279.86x = 592,909.02 × 110,972.76
  4. Step 4: Simplify right side
    395,279.86x = 65,796,750,378.30
  5. Step 5: Solve for x
    x = 65,796,750,378.30/395,279.86
  6. Step 6: Final answer
    x = 166,456.12

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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.