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Finding the Fourth Proportional to 329,671.34, 494,595.78 and 169,660.10

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Solution

The fourth proportional to 329,671.34, 494,595.78 and 169,660.10 is: 254,535.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,671.34 : 494,595.78 = 169,660.10 : x
  2. Step 2: Convert to fraction form
    329,671.34/494,595.78 = 169,660.10/x
  3. Step 3: Cross multiply
    329,671.34x = 494,595.78 × 169,660.10
  4. Step 4: Simplify right side
    329,671.34x = 83,913,169,494.38
  5. Step 5: Solve for x
    x = 83,913,169,494.38/329,671.34
  6. Step 6: Final answer
    x = 254,535.83

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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.