Home / 321,733.65-444,045.74-178,539.69

Finding the Fourth Proportional to 321,733.65, 444,045.74 and 178,539.69

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Solution

The fourth proportional to 321,733.65, 444,045.74 and 178,539.69 is: 246,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,733.65 : 444,045.74 = 178,539.69 : x
  2. Step 2: Convert to fraction form
    321,733.65/444,045.74 = 178,539.69/x
  3. Step 3: Cross multiply
    321,733.65x = 444,045.74 × 178,539.69
  4. Step 4: Simplify right side
    321,733.65x = 79,279,787,872.72
  5. Step 5: Solve for x
    x = 79,279,787,872.72/321,733.65
  6. Step 6: Final answer
    x = 246,414.35

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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.