Home / 550,896.33-826,063.15-323,635.81

Finding the Fourth Proportional to 550,896.33, 826,063.15 and 323,635.81

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Solution

The fourth proportional to 550,896.33, 826,063.15 and 323,635.81 is: 485,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,896.33 : 826,063.15 = 323,635.81 : x
  2. Step 2: Convert to fraction form
    550,896.33/826,063.15 = 323,635.81/x
  3. Step 3: Cross multiply
    550,896.33x = 826,063.15 × 323,635.81
  4. Step 4: Simplify right side
    550,896.33x = 267,343,616,661.40
  5. Step 5: Solve for x
    x = 267,343,616,661.40/550,896.33
  6. Step 6: Final answer
    x = 485,288.43

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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.