Home / 668,299.08-1,002,215.24-268,836.24

Finding the Fourth Proportional to 668,299.08, 1,002,215.24 and 268,836.24

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Solution

The fourth proportional to 668,299.08, 1,002,215.24 and 268,836.24 is: 403,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,299.08 : 1,002,215.24 = 268,836.24 : x
  2. Step 2: Convert to fraction form
    668,299.08/1,002,215.24 = 268,836.24/x
  3. Step 3: Cross multiply
    668,299.08x = 1,002,215.24 × 268,836.24
  4. Step 4: Simplify right side
    668,299.08x = 269,431,776,792.30
  5. Step 5: Solve for x
    x = 269,431,776,792.30/668,299.08
  6. Step 6: Final answer
    x = 403,160.48

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1.5x scale

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.