Home / 422,529.12-633,367.22-264,868.29

Finding the Fourth Proportional to 422,529.12, 633,367.22 and 264,868.29

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Solution

The fourth proportional to 422,529.12, 633,367.22 and 264,868.29 is: 397,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,529.12 : 633,367.22 = 264,868.29 : x
  2. Step 2: Convert to fraction form
    422,529.12/633,367.22 = 264,868.29/x
  3. Step 3: Cross multiply
    422,529.12x = 633,367.22 × 264,868.29
  4. Step 4: Simplify right side
    422,529.12x = 167,758,891,179.11
  5. Step 5: Solve for x
    x = 167,758,891,179.11/422,529.12
  6. Step 6: Final answer
    x = 397,035.10

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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.