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Finding the Fourth Proportional to 322,133.55, 444,766.71 and 201,329.14

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Solution

The fourth proportional to 322,133.55, 444,766.71 and 201,329.14 is: 277,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,133.55 : 444,766.71 = 201,329.14 : x
  2. Step 2: Convert to fraction form
    322,133.55/444,766.71 = 201,329.14/x
  3. Step 3: Cross multiply
    322,133.55x = 444,766.71 × 201,329.14
  4. Step 4: Simplify right side
    322,133.55x = 89,544,497,001.10
  5. Step 5: Solve for x
    x = 89,544,497,001.10/322,133.55
  6. Step 6: Final answer
    x = 277,973.21

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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.