Home / 275,780.12-413,794.94-140,774.46

Finding the Fourth Proportional to 275,780.12, 413,794.94 and 140,774.46

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Solution

The fourth proportional to 275,780.12, 413,794.94 and 140,774.46 is: 211,225.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,780.12 : 413,794.94 = 140,774.46 : x
  2. Step 2: Convert to fraction form
    275,780.12/413,794.94 = 140,774.46/x
  3. Step 3: Cross multiply
    275,780.12x = 413,794.94 × 140,774.46
  4. Step 4: Simplify right side
    275,780.12x = 58,251,760,860.95
  5. Step 5: Solve for x
    x = 58,251,760,860.95/275,780.12
  6. Step 6: Final answer
    x = 211,225.38

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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.