Home / 321,582.84-443,984.94-207,060.59

Finding the Fourth Proportional to 321,582.84, 443,984.94 and 207,060.59

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Solution

The fourth proportional to 321,582.84, 443,984.94 and 207,060.59 is: 285,872.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,582.84 : 443,984.94 = 207,060.59 : x
  2. Step 2: Convert to fraction form
    321,582.84/443,984.94 = 207,060.59/x
  3. Step 3: Cross multiply
    321,582.84x = 443,984.94 × 207,060.59
  4. Step 4: Simplify right side
    321,582.84x = 91,931,781,407.59
  5. Step 5: Solve for x
    x = 91,931,781,407.59/321,582.84
  6. Step 6: Final answer
    x = 285,872.78

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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.