Home / 321,524.02-443,725.46-178,297.39

Finding the Fourth Proportional to 321,524.02, 443,725.46 and 178,297.39

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Solution

The fourth proportional to 321,524.02, 443,725.46 and 178,297.39 is: 246,062.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,524.02 : 443,725.46 = 178,297.39 : x
  2. Step 2: Convert to fraction form
    321,524.02/443,725.46 = 178,297.39/x
  3. Step 3: Cross multiply
    321,524.02x = 443,725.46 × 178,297.39
  4. Step 4: Simplify right side
    321,524.02x = 79,115,091,394.55
  5. Step 5: Solve for x
    x = 79,115,091,394.55/321,524.02
  6. Step 6: Final answer
    x = 246,062.77

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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.