Home / 264,731.60-396,514.20-185,416.40

Finding the Fourth Proportional to 264,731.60, 396,514.20 and 185,416.40

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Solution

The fourth proportional to 264,731.60, 396,514.20 and 185,416.40 is: 277,716.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,731.60 : 396,514.20 = 185,416.40 : x
  2. Step 2: Convert to fraction form
    264,731.60/396,514.20 = 185,416.40/x
  3. Step 3: Cross multiply
    264,731.60x = 396,514.20 × 185,416.40
  4. Step 4: Simplify right side
    264,731.60x = 73,520,235,512.88
  5. Step 5: Solve for x
    x = 73,520,235,512.88/264,731.60
  6. Step 6: Final answer
    x = 277,716.13

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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.