Home / 292,626.15-438,939.24-82,264.11

Finding the Fourth Proportional to 292,626.15, 438,939.24 and 82,264.11

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Solution

The fourth proportional to 292,626.15, 438,939.24 and 82,264.11 is: 123,396.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,626.15 : 438,939.24 = 82,264.11 : x
  2. Step 2: Convert to fraction form
    292,626.15/438,939.24 = 82,264.11/x
  3. Step 3: Cross multiply
    292,626.15x = 438,939.24 × 82,264.11
  4. Step 4: Simplify right side
    292,626.15x = 36,108,945,922.68
  5. Step 5: Solve for x
    x = 36,108,945,922.68/292,626.15
  6. Step 6: Final answer
    x = 123,396.17

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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.