Home / 321,719.58-444,026.07-178,525.71

Finding the Fourth Proportional to 321,719.58, 444,026.07 and 178,525.71

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Solution

The fourth proportional to 321,719.58, 444,026.07 and 178,525.71 is: 246,394.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,719.58 : 444,026.07 = 178,525.71 : x
  2. Step 2: Convert to fraction form
    321,719.58/444,026.07 = 178,525.71/x
  3. Step 3: Cross multiply
    321,719.58x = 444,026.07 × 178,525.71
  4. Step 4: Simplify right side
    321,719.58x = 79,270,069,405.26
  5. Step 5: Solve for x
    x = 79,270,069,405.26/321,719.58
  6. Step 6: Final answer
    x = 246,394.92

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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.