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Finding the Fourth Proportional to 356,753.26, 492,315.82 and 195,608.04

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Solution

The fourth proportional to 356,753.26, 492,315.82 and 195,608.04 is: 269,937.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,753.26 : 492,315.82 = 195,608.04 : x
  2. Step 2: Convert to fraction form
    356,753.26/492,315.82 = 195,608.04/x
  3. Step 3: Cross multiply
    356,753.26x = 492,315.82 × 195,608.04
  4. Step 4: Simplify right side
    356,753.26x = 96,300,932,611.19
  5. Step 5: Solve for x
    x = 96,300,932,611.19/356,753.26
  6. Step 6: Final answer
    x = 269,937.08

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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.