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Finding the Fourth Proportional to 325,515.51, 449,212.10 and 182,275.11

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Solution

The fourth proportional to 325,515.51, 449,212.10 and 182,275.11 is: 251,540.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,515.51 : 449,212.10 = 182,275.11 : x
  2. Step 2: Convert to fraction form
    325,515.51/449,212.10 = 182,275.11/x
  3. Step 3: Cross multiply
    325,515.51x = 449,212.10 × 182,275.11
  4. Step 4: Simplify right side
    325,515.51x = 81,880,184,029.46
  5. Step 5: Solve for x
    x = 81,880,184,029.46/325,515.51
  6. Step 6: Final answer
    x = 251,540.04

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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.