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Finding the Fourth Proportional to 332,530.60, 498,795.90 and 166,258.60

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Solution

The fourth proportional to 332,530.60, 498,795.90 and 166,258.60 is: 249,387.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,530.60 : 498,795.90 = 166,258.60 : x
  2. Step 2: Convert to fraction form
    332,530.60/498,795.90 = 166,258.60/x
  3. Step 3: Cross multiply
    332,530.60x = 498,795.90 × 166,258.60
  4. Step 4: Simplify right side
    332,530.60x = 82,929,108,019.74
  5. Step 5: Solve for x
    x = 82,929,108,019.74/332,530.60
  6. Step 6: Final answer
    x = 249,387.90

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Similar ratio
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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.