Home / 350,516.11-483,711.63-189,370.66

Finding the Fourth Proportional to 350,516.11, 483,711.63 and 189,370.66

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Solution

The fourth proportional to 350,516.11, 483,711.63 and 189,370.66 is: 261,331.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,516.11 : 483,711.63 = 189,370.66 : x
  2. Step 2: Convert to fraction form
    350,516.11/483,711.63 = 189,370.66/x
  3. Step 3: Cross multiply
    350,516.11x = 483,711.63 × 189,370.66
  4. Step 4: Simplify right side
    350,516.11x = 91,600,790,622.78
  5. Step 5: Solve for x
    x = 91,600,790,622.78/350,516.11
  6. Step 6: Final answer
    x = 261,331.19

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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.