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Finding the Fourth Proportional to 334.96, 501.93 and 198.07

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Solution

The fourth proportional to 334.96, 501.93 and 198.07 is: 296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.96 : 501.93 = 198.07 : x
  2. Step 2: Convert to fraction form
    334.96/501.93 = 198.07/x
  3. Step 3: Cross multiply
    334.96x = 501.93 × 198.07
  4. Step 4: Simplify right side
    334.96x = 99,417.28
  5. Step 5: Solve for x
    x = 99,417.28/334.96
  6. Step 6: Final answer
    x = 296.80

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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.