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Finding the Fourth Proportional to 334.88, 501.97 and 188.69

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Solution

The fourth proportional to 334.88, 501.97 and 188.69 is: 282.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.88 : 501.97 = 188.69 : x
  2. Step 2: Convert to fraction form
    334.88/501.97 = 188.69/x
  3. Step 3: Cross multiply
    334.88x = 501.97 × 188.69
  4. Step 4: Simplify right side
    334.88x = 94,717.50
  5. Step 5: Solve for x
    x = 94,717.50/334.88
  6. Step 6: Final answer
    x = 282.84

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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.