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Finding the Fourth Proportional to 366,295.60, 549,540.60 and 129,613.60

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Solution

The fourth proportional to 366,295.60, 549,540.60 and 129,613.60 is: 194,454.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,295.60 : 549,540.60 = 129,613.60 : x
  2. Step 2: Convert to fraction form
    366,295.60/549,540.60 = 129,613.60/x
  3. Step 3: Cross multiply
    366,295.60x = 549,540.60 × 129,613.60
  4. Step 4: Simplify right side
    366,295.60x = 71,227,935,512.16
  5. Step 5: Solve for x
    x = 71,227,935,512.16/366,295.60
  6. Step 6: Final answer
    x = 194,454.79

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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.