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Finding the Fourth Proportional to 435.87, 656.94 and 375.73

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Solution

The fourth proportional to 435.87, 656.94 and 375.73 is: 566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.87 : 656.94 = 375.73 : x
  2. Step 2: Convert to fraction form
    435.87/656.94 = 375.73/x
  3. Step 3: Cross multiply
    435.87x = 656.94 × 375.73
  4. Step 4: Simplify right side
    435.87x = 246,833.01
  5. Step 5: Solve for x
    x = 246,833.01/435.87
  6. Step 6: Final answer
    x = 566.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.