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Finding the Fourth Proportional to 695.04, 958.60 and 432.56

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Solution

The fourth proportional to 695.04, 958.60 and 432.56 is: 596.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    695.04 : 958.60 = 432.56 : x
  2. Step 2: Convert to fraction form
    695.04/958.60 = 432.56/x
  3. Step 3: Cross multiply
    695.04x = 958.60 × 432.56
  4. Step 4: Simplify right side
    695.04x = 414,652.02
  5. Step 5: Solve for x
    x = 414,652.02/695.04
  6. Step 6: Final answer
    x = 596.59

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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.