Home / 410,982.57-616,523.67-144,688.59

Finding the Fourth Proportional to 410,982.57, 616,523.67 and 144,688.59

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Solution

The fourth proportional to 410,982.57, 616,523.67 and 144,688.59 is: 217,050.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,982.57 : 616,523.67 = 144,688.59 : x
  2. Step 2: Convert to fraction form
    410,982.57/616,523.67 = 144,688.59/x
  3. Step 3: Cross multiply
    410,982.57x = 616,523.67 × 144,688.59
  4. Step 4: Simplify right side
    410,982.57x = 89,203,940,513.93
  5. Step 5: Solve for x
    x = 89,203,940,513.93/410,982.57
  6. Step 6: Final answer
    x = 217,050.42

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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.