Home / 510,057.06-764,757.54-243,811.68

Finding the Fourth Proportional to 510,057.06, 764,757.54 and 243,811.68

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Solution

The fourth proportional to 510,057.06, 764,757.54 and 243,811.68 is: 365,560.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,057.06 : 764,757.54 = 243,811.68 : x
  2. Step 2: Convert to fraction form
    510,057.06/764,757.54 = 243,811.68/x
  3. Step 3: Cross multiply
    510,057.06x = 764,757.54 × 243,811.68
  4. Step 4: Simplify right side
    510,057.06x = 186,456,820,620.07
  5. Step 5: Solve for x
    x = 186,456,820,620.07/510,057.06
  6. Step 6: Final answer
    x = 365,560.71

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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.