Home / 321,747.48-443,966.94-214,386.84

Finding the Fourth Proportional to 321,747.48, 443,966.94 and 214,386.84

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Solution

The fourth proportional to 321,747.48, 443,966.94 and 214,386.84 is: 295,824.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,747.48 : 443,966.94 = 214,386.84 : x
  2. Step 2: Convert to fraction form
    321,747.48/443,966.94 = 214,386.84/x
  3. Step 3: Cross multiply
    321,747.48x = 443,966.94 × 214,386.84
  4. Step 4: Simplify right side
    321,747.48x = 95,180,669,331.07
  5. Step 5: Solve for x
    x = 95,180,669,331.07/321,747.48
  6. Step 6: Final answer
    x = 295,824.13

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1.5x scale

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.