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Finding the Fourth Proportional to 330,173.01, 495,456.27 and 119,827.35

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Solution

The fourth proportional to 330,173.01, 495,456.27 and 119,827.35 is: 179,812.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,173.01 : 495,456.27 = 119,827.35 : x
  2. Step 2: Convert to fraction form
    330,173.01/495,456.27 = 119,827.35/x
  3. Step 3: Cross multiply
    330,173.01x = 495,456.27 × 119,827.35
  4. Step 4: Simplify right side
    330,173.01x = 59,369,211,874.98
  5. Step 5: Solve for x
    x = 59,369,211,874.98/330,173.01
  6. Step 6: Final answer
    x = 179,812.43

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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.