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Finding the Fourth Proportional to 395,053.60, 592,474.70 and 110,728.24

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Solution

The fourth proportional to 395,053.60, 592,474.70 and 110,728.24 is: 166,062.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,053.60 : 592,474.70 = 110,728.24 : x
  2. Step 2: Convert to fraction form
    395,053.60/592,474.70 = 110,728.24/x
  3. Step 3: Cross multiply
    395,053.60x = 592,474.70 × 110,728.24
  4. Step 4: Simplify right side
    395,053.60x = 65,603,680,775.53
  5. Step 5: Solve for x
    x = 65,603,680,775.53/395,053.60
  6. Step 6: Final answer
    x = 166,062.73

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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.