Home / 541,839.42-747,734.10-300,137.04

Finding the Fourth Proportional to 541,839.42, 747,734.10 and 300,137.04

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Solution

The fourth proportional to 541,839.42, 747,734.10 and 300,137.04 is: 414,186.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,839.42 : 747,734.10 = 300,137.04 : x
  2. Step 2: Convert to fraction form
    541,839.42/747,734.10 = 300,137.04/x
  3. Step 3: Cross multiply
    541,839.42x = 747,734.10 × 300,137.04
  4. Step 4: Simplify right side
    541,839.42x = 224,422,699,481.06
  5. Step 5: Solve for x
    x = 224,422,699,481.06/541,839.42
  6. Step 6: Final answer
    x = 414,186.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.