Home / 321,961.29-444,284.34-178,710.05

Finding the Fourth Proportional to 321,961.29, 444,284.34 and 178,710.05

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Solution

The fourth proportional to 321,961.29, 444,284.34 and 178,710.05 is: 246,607.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,961.29 : 444,284.34 = 178,710.05 : x
  2. Step 2: Convert to fraction form
    321,961.29/444,284.34 = 178,710.05/x
  3. Step 3: Cross multiply
    321,961.29x = 444,284.34 × 178,710.05
  4. Step 4: Simplify right side
    321,961.29x = 79,398,074,394.20
  5. Step 5: Solve for x
    x = 79,398,074,394.20/321,961.29
  6. Step 6: Final answer
    x = 246,607.52

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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.