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Finding the Fourth Proportional to 330,001.60, 494,743.20 and 182,257.60

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Solution

The fourth proportional to 330,001.60, 494,743.20 and 182,257.60 is: 273,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,001.60 : 494,743.20 = 182,257.60 : x
  2. Step 2: Convert to fraction form
    330,001.60/494,743.20 = 182,257.60/x
  3. Step 3: Cross multiply
    330,001.60x = 494,743.20 × 182,257.60
  4. Step 4: Simplify right side
    330,001.60x = 90,170,708,248.32
  5. Step 5: Solve for x
    x = 90,170,708,248.32/330,001.60
  6. Step 6: Final answer
    x = 273,243.25

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1.5x scale

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.