Home / 427,863.46-590,429.07-234,234.04

Finding the Fourth Proportional to 427,863.46, 590,429.07 and 234,234.04

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Solution

The fourth proportional to 427,863.46, 590,429.07 and 234,234.04 is: 323,230.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,863.46 : 590,429.07 = 234,234.04 : x
  2. Step 2: Convert to fraction form
    427,863.46/590,429.07 = 234,234.04/x
  3. Step 3: Cross multiply
    427,863.46x = 590,429.07 × 234,234.04
  4. Step 4: Simplify right side
    427,863.46x = 138,298,586,399.54
  5. Step 5: Solve for x
    x = 138,298,586,399.54/427,863.46
  6. Step 6: Final answer
    x = 323,230.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.