Home / 318,958.32-478,481.22-94,336.41

Finding the Fourth Proportional to 318,958.32, 478,481.22 and 94,336.41

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Solution

The fourth proportional to 318,958.32, 478,481.22 and 94,336.41 is: 141,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,958.32 : 478,481.22 = 94,336.41 : x
  2. Step 2: Convert to fraction form
    318,958.32/478,481.22 = 94,336.41/x
  3. Step 3: Cross multiply
    318,958.32x = 478,481.22 × 94,336.41
  4. Step 4: Simplify right side
    318,958.32x = 45,138,200,547.22
  5. Step 5: Solve for x
    x = 45,138,200,547.22/318,958.32
  6. Step 6: Final answer
    x = 141,517.55

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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.