Home / 558,137.17-836,242.85-305,599.42

Finding the Fourth Proportional to 558,137.17, 836,242.85 and 305,599.42

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Solution

The fourth proportional to 558,137.17, 836,242.85 and 305,599.42 is: 457,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,137.17 : 836,242.85 = 305,599.42 : x
  2. Step 2: Convert to fraction form
    558,137.17/836,242.85 = 305,599.42/x
  3. Step 3: Cross multiply
    558,137.17x = 836,242.85 × 305,599.42
  4. Step 4: Simplify right side
    558,137.17x = 255,555,324,229.94
  5. Step 5: Solve for x
    x = 255,555,324,229.94/558,137.17
  6. Step 6: Final answer
    x = 457,871.90

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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.