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Finding the Fourth Proportional to 302,777.52, 454,347.72 and 125,286.96

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Solution

The fourth proportional to 302,777.52, 454,347.72 and 125,286.96 is: 188,005.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,777.52 : 454,347.72 = 125,286.96 : x
  2. Step 2: Convert to fraction form
    302,777.52/454,347.72 = 125,286.96/x
  3. Step 3: Cross multiply
    302,777.52x = 454,347.72 × 125,286.96
  4. Step 4: Simplify right side
    302,777.52x = 56,923,844,621.73
  5. Step 5: Solve for x
    x = 56,923,844,621.73/302,777.52
  6. Step 6: Final answer
    x = 188,005.52

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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.