Home / 852,682.34-1,279,149.88-283,877.66

Finding the Fourth Proportional to 852,682.34, 1,279,149.88 and 283,877.66

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Solution

The fourth proportional to 852,682.34, 1,279,149.88 and 283,877.66 is: 425,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,682.34 : 1,279,149.88 = 283,877.66 : x
  2. Step 2: Convert to fraction form
    852,682.34/1,279,149.88 = 283,877.66/x
  3. Step 3: Cross multiply
    852,682.34x = 1,279,149.88 × 283,877.66
  4. Step 4: Simplify right side
    852,682.34x = 363,122,074,723.68
  5. Step 5: Solve for x
    x = 363,122,074,723.68/852,682.34
  6. Step 6: Final answer
    x = 425,858.56

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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.