Home / 274,764.15-412,264.80-148,379.22

Finding the Fourth Proportional to 274,764.15, 412,264.80 and 148,379.22

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Solution

The fourth proportional to 274,764.15, 412,264.80 and 148,379.22 is: 222,632.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,764.15 : 412,264.80 = 148,379.22 : x
  2. Step 2: Convert to fraction form
    274,764.15/412,264.80 = 148,379.22/x
  3. Step 3: Cross multiply
    274,764.15x = 412,264.80 × 148,379.22
  4. Step 4: Simplify right side
    274,764.15x = 61,171,529,457.46
  5. Step 5: Solve for x
    x = 61,171,529,457.46/274,764.15
  6. Step 6: Final answer
    x = 222,632.86

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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.