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Finding the Fourth Proportional to 350,781.26, 525,926.96 and 179,670.64

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Solution

The fourth proportional to 350,781.26, 525,926.96 and 179,670.64 is: 269,380.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,781.26 : 525,926.96 = 179,670.64 : x
  2. Step 2: Convert to fraction form
    350,781.26/525,926.96 = 179,670.64/x
  3. Step 3: Cross multiply
    350,781.26x = 525,926.96 × 179,670.64
  4. Step 4: Simplify right side
    350,781.26x = 94,493,629,968.47
  5. Step 5: Solve for x
    x = 94,493,629,968.47/350,781.26
  6. Step 6: Final answer
    x = 269,380.50

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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.