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Finding the Fourth Proportional to 350.26, 525.62 and 187.99

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Solution

The fourth proportional to 350.26, 525.62 and 187.99 is: 282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.26 : 525.62 = 187.99 : x
  2. Step 2: Convert to fraction form
    350.26/525.62 = 187.99/x
  3. Step 3: Cross multiply
    350.26x = 525.62 × 187.99
  4. Step 4: Simplify right side
    350.26x = 98,810.46
  5. Step 5: Solve for x
    x = 98,810.46/350.26
  6. Step 6: Final answer
    x = 282.11

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