Home / 228,846.26-315,695.60-198,589.10

Finding the Fourth Proportional to 228,846.26, 315,695.60 and 198,589.10

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Solution

The fourth proportional to 228,846.26, 315,695.60 and 198,589.10 is: 273,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,846.26 : 315,695.60 = 198,589.10 : x
  2. Step 2: Convert to fraction form
    228,846.26/315,695.60 = 198,589.10/x
  3. Step 3: Cross multiply
    228,846.26x = 315,695.60 × 198,589.10
  4. Step 4: Simplify right side
    228,846.26x = 62,693,705,077.96
  5. Step 5: Solve for x
    x = 62,693,705,077.96/228,846.26
  6. Step 6: Final answer
    x = 273,955.56

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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.