Home / 331,205.32-457,122.99-195,231.22

Finding the Fourth Proportional to 331,205.32, 457,122.99 and 195,231.22

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Solution

The fourth proportional to 331,205.32, 457,122.99 and 195,231.22 is: 269,454.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,205.32 : 457,122.99 = 195,231.22 : x
  2. Step 2: Convert to fraction form
    331,205.32/457,122.99 = 195,231.22/x
  3. Step 3: Cross multiply
    331,205.32x = 457,122.99 × 195,231.22
  4. Step 4: Simplify right side
    331,205.32x = 89,244,679,027.75
  5. Step 5: Solve for x
    x = 89,244,679,027.75/331,205.32
  6. Step 6: Final answer
    x = 269,454.24

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1.5x scale

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.