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Finding the Fourth Proportional to 323,255.25, 484,882.88 and 101,639.25

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Solution

The fourth proportional to 323,255.25, 484,882.88 and 101,639.25 is: 152,458.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,255.25 : 484,882.88 = 101,639.25 : x
  2. Step 2: Convert to fraction form
    323,255.25/484,882.88 = 101,639.25/x
  3. Step 3: Cross multiply
    323,255.25x = 484,882.88 × 101,639.25
  4. Step 4: Simplify right side
    323,255.25x = 49,283,131,752.84
  5. Step 5: Solve for x
    x = 49,283,131,752.84/323,255.25
  6. Step 6: Final answer
    x = 152,458.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.