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Finding the Fourth Proportional to 613.00, 920.52 and 335.19

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Solution

The fourth proportional to 613.00, 920.52 and 335.19 is: 503.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    613.00 : 920.52 = 335.19 : x
  2. Step 2: Convert to fraction form
    613.00/920.52 = 335.19/x
  3. Step 3: Cross multiply
    613.00x = 920.52 × 335.19
  4. Step 4: Simplify right side
    613.00x = 308,548.26
  5. Step 5: Solve for x
    x = 308,548.26/613.00
  6. Step 6: Final answer
    x = 503.34

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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.