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Finding the Fourth Proportional to 459.33, 633.20 and 335.13

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Solution

The fourth proportional to 459.33, 633.20 and 335.13 is: 461.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.33 : 633.20 = 335.13 : x
  2. Step 2: Convert to fraction form
    459.33/633.20 = 335.13/x
  3. Step 3: Cross multiply
    459.33x = 633.20 × 335.13
  4. Step 4: Simplify right side
    459.33x = 212,202.64
  5. Step 5: Solve for x
    x = 212,202.64/459.33
  6. Step 6: Final answer
    x = 461.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.