Home / 274,922.40-412,377.84-148,622.88

Finding the Fourth Proportional to 274,922.40, 412,377.84 and 148,622.88

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Solution

The fourth proportional to 274,922.40, 412,377.84 and 148,622.88 is: 222,931.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,922.40 : 412,377.84 = 148,622.88 : x
  2. Step 2: Convert to fraction form
    274,922.40/412,377.84 = 148,622.88/x
  3. Step 3: Cross multiply
    274,922.40x = 412,377.84 × 148,622.88
  4. Step 4: Simplify right side
    274,922.40x = 61,288,782,228.98
  5. Step 5: Solve for x
    x = 61,288,782,228.98/274,922.40
  6. Step 6: Final answer
    x = 222,931.21

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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.