Home / 549,176.20-823,764.30-336,599.80

Finding the Fourth Proportional to 549,176.20, 823,764.30 and 336,599.80

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Solution

The fourth proportional to 549,176.20, 823,764.30 and 336,599.80 is: 504,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,176.20 : 823,764.30 = 336,599.80 : x
  2. Step 2: Convert to fraction form
    549,176.20/823,764.30 = 336,599.80/x
  3. Step 3: Cross multiply
    549,176.20x = 823,764.30 × 336,599.80
  4. Step 4: Simplify right side
    549,176.20x = 277,278,898,627.14
  5. Step 5: Solve for x
    x = 277,278,898,627.14/549,176.20
  6. Step 6: Final answer
    x = 504,899.70

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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.