Home / 397,234.20-596,081.70-147,941.40

Finding the Fourth Proportional to 397,234.20, 596,081.70 and 147,941.40

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Solution

The fourth proportional to 397,234.20, 596,081.70 and 147,941.40 is: 221,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,234.20 : 596,081.70 = 147,941.40 : x
  2. Step 2: Convert to fraction form
    397,234.20/596,081.70 = 147,941.40/x
  3. Step 3: Cross multiply
    397,234.20x = 596,081.70 × 147,941.40
  4. Step 4: Simplify right side
    397,234.20x = 88,185,161,212.38
  5. Step 5: Solve for x
    x = 88,185,161,212.38/397,234.20
  6. Step 6: Final answer
    x = 221,997.91

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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.