Home / 663,719.68-995,268.16-242,701.12

Finding the Fourth Proportional to 663,719.68, 995,268.16 and 242,701.12

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Solution

The fourth proportional to 663,719.68, 995,268.16 and 242,701.12 is: 363,937.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,719.68 : 995,268.16 = 242,701.12 : x
  2. Step 2: Convert to fraction form
    663,719.68/995,268.16 = 242,701.12/x
  3. Step 3: Cross multiply
    663,719.68x = 995,268.16 × 242,701.12
  4. Step 4: Simplify right side
    663,719.68x = 241,552,697,132.34
  5. Step 5: Solve for x
    x = 241,552,697,132.34/663,719.68
  6. Step 6: Final answer
    x = 363,937.83

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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.