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Finding the Fourth Proportional to 325,297.41, 448,912.71 and 182,070.78

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Solution

The fourth proportional to 325,297.41, 448,912.71 and 182,070.78 is: 251,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,297.41 : 448,912.71 = 182,070.78 : x
  2. Step 2: Convert to fraction form
    325,297.41/448,912.71 = 182,070.78/x
  3. Step 3: Cross multiply
    325,297.41x = 448,912.71 × 182,070.78
  4. Step 4: Simplify right side
    325,297.41x = 81,733,887,261.61
  5. Step 5: Solve for x
    x = 81,733,887,261.61/325,297.41
  6. Step 6: Final answer
    x = 251,258.95

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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.