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Finding the Fourth Proportional to 459.18, 635.04 and 366.84

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Solution

The fourth proportional to 459.18, 635.04 and 366.84 is: 507.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.18 : 635.04 = 366.84 : x
  2. Step 2: Convert to fraction form
    459.18/635.04 = 366.84/x
  3. Step 3: Cross multiply
    459.18x = 635.04 × 366.84
  4. Step 4: Simplify right side
    459.18x = 232,958.07
  5. Step 5: Solve for x
    x = 232,958.07/459.18
  6. Step 6: Final answer
    x = 507.33

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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.