Home / 318,977.24-440,252.33-183,103.04

Finding the Fourth Proportional to 318,977.24, 440,252.33 and 183,103.04

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Solution

The fourth proportional to 318,977.24, 440,252.33 and 183,103.04 is: 252,718.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,977.24 : 440,252.33 = 183,103.04 : x
  2. Step 2: Convert to fraction form
    318,977.24/440,252.33 = 183,103.04/x
  3. Step 3: Cross multiply
    318,977.24x = 440,252.33 × 183,103.04
  4. Step 4: Simplify right side
    318,977.24x = 80,611,536,873.31
  5. Step 5: Solve for x
    x = 80,611,536,873.31/318,977.24
  6. Step 6: Final answer
    x = 252,718.78

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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.