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Finding the Fourth Proportional to 296,080.98, 408,630.69 and 168,727.38

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Solution

The fourth proportional to 296,080.98, 408,630.69 and 168,727.38 is: 232,865.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,080.98 : 408,630.69 = 168,727.38 : x
  2. Step 2: Convert to fraction form
    296,080.98/408,630.69 = 168,727.38/x
  3. Step 3: Cross multiply
    296,080.98x = 408,630.69 × 168,727.38
  4. Step 4: Simplify right side
    296,080.98x = 68,947,185,711.29
  5. Step 5: Solve for x
    x = 68,947,185,711.29/296,080.98
  6. Step 6: Final answer
    x = 232,865.97

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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.