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Finding the Fourth Proportional to 695.44, 960.02 and 433.63

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Solution

The fourth proportional to 695.44, 960.02 and 433.63 is: 598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    695.44 : 960.02 = 433.63 : x
  2. Step 2: Convert to fraction form
    695.44/960.02 = 433.63/x
  3. Step 3: Cross multiply
    695.44x = 960.02 × 433.63
  4. Step 4: Simplify right side
    695.44x = 416,293.47
  5. Step 5: Solve for x
    x = 416,293.47/695.44
  6. Step 6: Final answer
    x = 598.60

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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.