Home / 397,232.70-596,079.45-147,939.90

Finding the Fourth Proportional to 397,232.70, 596,079.45 and 147,939.90

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Solution

The fourth proportional to 397,232.70, 596,079.45 and 147,939.90 is: 221,995.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,232.70 : 596,079.45 = 147,939.90 : x
  2. Step 2: Convert to fraction form
    397,232.70/596,079.45 = 147,939.90/x
  3. Step 3: Cross multiply
    397,232.70x = 596,079.45 × 147,939.90
  4. Step 4: Simplify right side
    397,232.70x = 88,183,934,225.06
  5. Step 5: Solve for x
    x = 88,183,934,225.06/397,232.70
  6. Step 6: Final answer
    x = 221,995.66

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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.