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Finding the Fourth Proportional to 650.01, 896.63 and 484.39

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Solution

The fourth proportional to 650.01, 896.63 and 484.39 is: 668.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.01 : 896.63 = 484.39 : x
  2. Step 2: Convert to fraction form
    650.01/896.63 = 484.39/x
  3. Step 3: Cross multiply
    650.01x = 896.63 × 484.39
  4. Step 4: Simplify right side
    650.01x = 434,317.30
  5. Step 5: Solve for x
    x = 434,317.30/650.01
  6. Step 6: Final answer
    x = 668.17

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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.