Home / 777,874.75-1,166,812.13-252,562.75

Finding the Fourth Proportional to 777,874.75, 1,166,812.13 and 252,562.75

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Solution

The fourth proportional to 777,874.75, 1,166,812.13 and 252,562.75 is: 378,844.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,874.75 : 1,166,812.13 = 252,562.75 : x
  2. Step 2: Convert to fraction form
    777,874.75/1,166,812.13 = 252,562.75/x
  3. Step 3: Cross multiply
    777,874.75x = 1,166,812.13 × 252,562.75
  4. Step 4: Simplify right side
    777,874.75x = 294,693,280,286.16
  5. Step 5: Solve for x
    x = 294,693,280,286.16/777,874.75
  6. Step 6: Final answer
    x = 378,844.13

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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.