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Finding the Fourth Proportional to 458.80, 633.13 and 262.33

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Solution

The fourth proportional to 458.80, 633.13 and 262.33 is: 362.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    458.80 : 633.13 = 262.33 : x
  2. Step 2: Convert to fraction form
    458.80/633.13 = 262.33/x
  3. Step 3: Cross multiply
    458.80x = 633.13 × 262.33
  4. Step 4: Simplify right side
    458.80x = 166,088.99
  5. Step 5: Solve for x
    x = 166,088.99/458.80
  6. Step 6: Final answer
    x = 362.01

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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.