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Finding the Fourth Proportional to 324,679.76, 448,056.77 and 181,439.77

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Solution

The fourth proportional to 324,679.76, 448,056.77 and 181,439.77 is: 250,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,679.76 : 448,056.77 = 181,439.77 : x
  2. Step 2: Convert to fraction form
    324,679.76/448,056.77 = 181,439.77/x
  3. Step 3: Cross multiply
    324,679.76x = 448,056.77 × 181,439.77
  4. Step 4: Simplify right side
    324,679.76x = 81,295,315,268.40
  5. Step 5: Solve for x
    x = 81,295,315,268.40/324,679.76
  6. Step 6: Final answer
    x = 250,386.15

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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.