Home / 252,664.38-378,568.32-152,614.38

Finding the Fourth Proportional to 252,664.38, 378,568.32 and 152,614.38

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Solution

The fourth proportional to 252,664.38, 378,568.32 and 152,614.38 is: 228,662.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,664.38 : 378,568.32 = 152,614.38 : x
  2. Step 2: Convert to fraction form
    252,664.38/378,568.32 = 152,614.38/x
  3. Step 3: Cross multiply
    252,664.38x = 378,568.32 × 152,614.38
  4. Step 4: Simplify right side
    252,664.38x = 57,774,969,444.44
  5. Step 5: Solve for x
    x = 57,774,969,444.44/252,664.38
  6. Step 6: Final answer
    x = 228,662.90

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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.