Home / 325,456.28-449,124.65-182,221.45

Finding the Fourth Proportional to 325,456.28, 449,124.65 and 182,221.45

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Solution

The fourth proportional to 325,456.28, 449,124.65 and 182,221.45 is: 251,462.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,456.28 : 449,124.65 = 182,221.45 : x
  2. Step 2: Convert to fraction form
    325,456.28/449,124.65 = 182,221.45/x
  3. Step 3: Cross multiply
    325,456.28x = 449,124.65 × 182,221.45
  4. Step 4: Simplify right side
    325,456.28x = 81,840,143,603.15
  5. Step 5: Solve for x
    x = 81,840,143,603.15/325,456.28
  6. Step 6: Final answer
    x = 251,462.79

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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.