Home / 321,752.15-444,071.27-178,558.19

Finding the Fourth Proportional to 321,752.15, 444,071.27 and 178,558.19

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Solution

The fourth proportional to 321,752.15, 444,071.27 and 178,558.19 is: 246,439.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,752.15 : 444,071.27 = 178,558.19 : x
  2. Step 2: Convert to fraction form
    321,752.15/444,071.27 = 178,558.19/x
  3. Step 3: Cross multiply
    321,752.15x = 444,071.27 × 178,558.19
  4. Step 4: Simplify right side
    321,752.15x = 79,292,561,309.41
  5. Step 5: Solve for x
    x = 79,292,561,309.41/321,752.15
  6. Step 6: Final answer
    x = 246,439.88

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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.