Home / 836,449.34-1,253,968.77-362,778.08

Finding the Fourth Proportional to 836,449.34, 1,253,968.77 and 362,778.08

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Solution

The fourth proportional to 836,449.34, 1,253,968.77 and 362,778.08 is: 543,861.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,449.34 : 1,253,968.77 = 362,778.08 : x
  2. Step 2: Convert to fraction form
    836,449.34/1,253,968.77 = 362,778.08/x
  3. Step 3: Cross multiply
    836,449.34x = 1,253,968.77 × 362,778.08
  4. Step 4: Simplify right side
    836,449.34x = 454,912,382,760.56
  5. Step 5: Solve for x
    x = 454,912,382,760.56/836,449.34
  6. Step 6: Final answer
    x = 543,861.25

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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.