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Finding the Fourth Proportional to 460.08, 633.84 and 376.70

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Solution

The fourth proportional to 460.08, 633.84 and 376.70 is: 518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.08 : 633.84 = 376.70 : x
  2. Step 2: Convert to fraction form
    460.08/633.84 = 376.70/x
  3. Step 3: Cross multiply
    460.08x = 633.84 × 376.70
  4. Step 4: Simplify right side
    460.08x = 238,767.53
  5. Step 5: Solve for x
    x = 238,767.53/460.08
  6. Step 6: Final answer
    x = 518.97

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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.