Home / 667,084.06-1,000,813.20-268,005.10

Finding the Fourth Proportional to 667,084.06, 1,000,813.20 and 268,005.10

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Solution

The fourth proportional to 667,084.06, 1,000,813.20 and 268,005.10 is: 402,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,084.06 : 1,000,813.20 = 268,005.10 : x
  2. Step 2: Convert to fraction form
    667,084.06/1,000,813.20 = 268,005.10/x
  3. Step 3: Cross multiply
    667,084.06x = 1,000,813.20 × 268,005.10
  4. Step 4: Simplify right side
    667,084.06x = 268,223,041,747.32
  5. Step 5: Solve for x
    x = 268,223,041,747.32/667,084.06
  6. Step 6: Final answer
    x = 402,082.82

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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.