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Finding the Fourth Proportional to 322,960.08, 484,277.31 and 98,277.42

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Solution

The fourth proportional to 322,960.08, 484,277.31 and 98,277.42 is: 147,366.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,960.08 : 484,277.31 = 98,277.42 : x
  2. Step 2: Convert to fraction form
    322,960.08/484,277.31 = 98,277.42/x
  3. Step 3: Cross multiply
    322,960.08x = 484,277.31 × 98,277.42
  4. Step 4: Simplify right side
    322,960.08x = 47,593,524,591.34
  5. Step 5: Solve for x
    x = 47,593,524,591.34/322,960.08
  6. Step 6: Final answer
    x = 147,366.59

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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.