Home / 747,832.96-1,121,888.88-242,348.86

Finding the Fourth Proportional to 747,832.96, 1,121,888.88 and 242,348.86

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Solution

The fourth proportional to 747,832.96, 1,121,888.88 and 242,348.86 is: 363,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,832.96 : 1,121,888.88 = 242,348.86 : x
  2. Step 2: Convert to fraction form
    747,832.96/1,121,888.88 = 242,348.86/x
  3. Step 3: Cross multiply
    747,832.96x = 1,121,888.88 × 242,348.86
  4. Step 4: Simplify right side
    747,832.96x = 271,888,491,114.68
  5. Step 5: Solve for x
    x = 271,888,491,114.68/747,832.96
  6. Step 6: Final answer
    x = 363,568.48

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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.