Home / 397,562.20-596,343.30-148,211.80

Finding the Fourth Proportional to 397,562.20, 596,343.30 and 148,211.80

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Solution

The fourth proportional to 397,562.20, 596,343.30 and 148,211.80 is: 222,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,562.20 : 596,343.30 = 148,211.80 : x
  2. Step 2: Convert to fraction form
    397,562.20/596,343.30 = 148,211.80/x
  3. Step 3: Cross multiply
    397,562.20x = 596,343.30 × 148,211.80
  4. Step 4: Simplify right side
    397,562.20x = 88,385,113,910.94
  5. Step 5: Solve for x
    x = 88,385,113,910.94/397,562.20
  6. Step 6: Final answer
    x = 222,317.70

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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.