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Finding the Fourth Proportional to 325,470.01, 449,165.51 and 182,221.51

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Solution

The fourth proportional to 325,470.01, 449,165.51 and 182,221.51 is: 251,475.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,470.01 : 449,165.51 = 182,221.51 : x
  2. Step 2: Convert to fraction form
    325,470.01/449,165.51 = 182,221.51/x
  3. Step 3: Cross multiply
    325,470.01x = 449,165.51 × 182,221.51
  4. Step 4: Simplify right side
    325,470.01x = 81,847,617,472.12
  5. Step 5: Solve for x
    x = 81,847,617,472.12/325,470.01
  6. Step 6: Final answer
    x = 251,475.14

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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.