Home / 891,840.35-1,337,807.18-252,190.85

Finding the Fourth Proportional to 891,840.35, 1,337,807.18 and 252,190.85

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Solution

The fourth proportional to 891,840.35, 1,337,807.18 and 252,190.85 is: 378,299.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,840.35 : 1,337,807.18 = 252,190.85 : x
  2. Step 2: Convert to fraction form
    891,840.35/1,337,807.18 = 252,190.85/x
  3. Step 3: Cross multiply
    891,840.35x = 1,337,807.18 × 252,190.85
  4. Step 4: Simplify right side
    891,840.35x = 337,382,722,540.79
  5. Step 5: Solve for x
    x = 337,382,722,540.79/891,840.35
  6. Step 6: Final answer
    x = 378,299.46

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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.