Home / 278,167.20-414,912.30-252,625.44

Finding the Fourth Proportional to 278,167.20, 414,912.30 and 252,625.44

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Solution

The fourth proportional to 278,167.20, 414,912.30 and 252,625.44 is: 376,814.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,167.20 : 414,912.30 = 252,625.44 : x
  2. Step 2: Convert to fraction form
    278,167.20/414,912.30 = 252,625.44/x
  3. Step 3: Cross multiply
    278,167.20x = 414,912.30 × 252,625.44
  4. Step 4: Simplify right side
    278,167.20x = 104,817,402,348.91
  5. Step 5: Solve for x
    x = 104,817,402,348.91/278,167.20
  6. Step 6: Final answer
    x = 376,814.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.