Home / 674,244.92-1,011,360.44-389,754.44

Finding the Fourth Proportional to 674,244.92, 1,011,360.44 and 389,754.44

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Solution

The fourth proportional to 674,244.92, 1,011,360.44 and 389,754.44 is: 584,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,244.92 : 1,011,360.44 = 389,754.44 : x
  2. Step 2: Convert to fraction form
    674,244.92/1,011,360.44 = 389,754.44/x
  3. Step 3: Cross multiply
    674,244.92x = 1,011,360.44 × 389,754.44
  4. Step 4: Simplify right side
    674,244.92x = 394,182,221,930.35
  5. Step 5: Solve for x
    x = 394,182,221,930.35/674,244.92
  6. Step 6: Final answer
    x = 584,627.65

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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.