Home / 399,677.24-600,278.88-231,535.28

Finding the Fourth Proportional to 399,677.24, 600,278.88 and 231,535.28

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Solution

The fourth proportional to 399,677.24, 600,278.88 and 231,535.28 is: 347,744.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,677.24 : 600,278.88 = 231,535.28 : x
  2. Step 2: Convert to fraction form
    399,677.24/600,278.88 = 231,535.28/x
  3. Step 3: Cross multiply
    399,677.24x = 600,278.88 × 231,535.28
  4. Step 4: Simplify right side
    399,677.24x = 138,985,738,558.89
  5. Step 5: Solve for x
    x = 138,985,738,558.89/399,677.24
  6. Step 6: Final answer
    x = 347,744.94

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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.