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Finding the Fourth Proportional to 646.00, 968.85 and 235.04

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Solution

The fourth proportional to 646.00, 968.85 and 235.04 is: 352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    646.00 : 968.85 = 235.04 : x
  2. Step 2: Convert to fraction form
    646.00/968.85 = 235.04/x
  3. Step 3: Cross multiply
    646.00x = 968.85 × 235.04
  4. Step 4: Simplify right side
    646.00x = 227,713.66
  5. Step 5: Solve for x
    x = 227,713.66/646.00
  6. Step 6: Final answer
    x = 352.50

Related Problems

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.