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Finding the Fourth Proportional to 960.08, 1,324.72 and 567.04

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Solution

The fourth proportional to 960.08, 1,324.72 and 567.04 is: 782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    960.08 : 1,324.72 = 567.04 : x
  2. Step 2: Convert to fraction form
    960.08/1,324.72 = 567.04/x
  3. Step 3: Cross multiply
    960.08x = 1,324.72 × 567.04
  4. Step 4: Simplify right side
    960.08x = 751,169.23
  5. Step 5: Solve for x
    x = 751,169.23/960.08
  6. Step 6: Final answer
    x = 782.40

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Double scale
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1.5x scale

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.