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Finding the Fourth Proportional to 325,071, 448,617.87 and 181,840.68

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Solution

The fourth proportional to 325,071, 448,617.87 and 181,840.68 is: 250,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,071 : 448,617.87 = 181,840.68 : x
  2. Step 2: Convert to fraction form
    325,071/448,617.87 = 181,840.68/x
  3. Step 3: Cross multiply
    325,071x = 448,617.87 × 181,840.68
  4. Step 4: Simplify right side
    325,071x = 81,576,978,540.95
  5. Step 5: Solve for x
    x = 81,576,978,540.95/325,071
  6. Step 6: Final answer
    x = 250,951.26

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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.