Home / 484,612.28-668,753.58-269,747.74

Finding the Fourth Proportional to 484,612.28, 668,753.58 and 269,747.74

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Solution

The fourth proportional to 484,612.28, 668,753.58 and 269,747.74 is: 372,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,612.28 : 668,753.58 = 269,747.74 : x
  2. Step 2: Convert to fraction form
    484,612.28/668,753.58 = 269,747.74/x
  3. Step 3: Cross multiply
    484,612.28x = 668,753.58 × 269,747.74
  4. Step 4: Simplify right side
    484,612.28x = 180,394,764,907.67
  5. Step 5: Solve for x
    x = 180,394,764,907.67/484,612.28
  6. Step 6: Final answer
    x = 372,245.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.