Home / 508,902.45-762,191.02-242,849.80

Finding the Fourth Proportional to 508,902.45, 762,191.02 and 242,849.80

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Solution

The fourth proportional to 508,902.45, 762,191.02 and 242,849.80 is: 363,719.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,902.45 : 762,191.02 = 242,849.80 : x
  2. Step 2: Convert to fraction form
    508,902.45/762,191.02 = 242,849.80/x
  3. Step 3: Cross multiply
    508,902.45x = 762,191.02 × 242,849.80
  4. Step 4: Simplify right side
    508,902.45x = 185,097,936,768.80
  5. Step 5: Solve for x
    x = 185,097,936,768.80/508,902.45
  6. Step 6: Final answer
    x = 363,719.88

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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.