Home / 303,278.34-454,815.85-100,827.75

Finding the Fourth Proportional to 303,278.34, 454,815.85 and 100,827.75

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Solution

The fourth proportional to 303,278.34, 454,815.85 and 100,827.75 is: 151,207.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,278.34 : 454,815.85 = 100,827.75 : x
  2. Step 2: Convert to fraction form
    303,278.34/454,815.85 = 100,827.75/x
  3. Step 3: Cross multiply
    303,278.34x = 454,815.85 × 100,827.75
  4. Step 4: Simplify right side
    303,278.34x = 45,858,058,819.84
  5. Step 5: Solve for x
    x = 45,858,058,819.84/303,278.34
  6. Step 6: Final answer
    x = 151,207.83

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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.