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Finding the Fourth Proportional to 324,092.75, 447,248.03 and 178,898.58

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Solution

The fourth proportional to 324,092.75, 447,248.03 and 178,898.58 is: 246,880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,092.75 : 447,248.03 = 178,898.58 : x
  2. Step 2: Convert to fraction form
    324,092.75/447,248.03 = 178,898.58/x
  3. Step 3: Cross multiply
    324,092.75x = 447,248.03 × 178,898.58
  4. Step 4: Simplify right side
    324,092.75x = 80,012,036,580.30
  5. Step 5: Solve for x
    x = 80,012,036,580.30/324,092.75
  6. Step 6: Final answer
    x = 246,880.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.