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Finding the Fourth Proportional to 735.18, 1,008.50 and 695.45

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Solution

The fourth proportional to 735.18, 1,008.50 and 695.45 is: 954.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    735.18 : 1,008.50 = 695.45 : x
  2. Step 2: Convert to fraction form
    735.18/1,008.50 = 695.45/x
  3. Step 3: Cross multiply
    735.18x = 1,008.50 × 695.45
  4. Step 4: Simplify right side
    735.18x = 701,361.33
  5. Step 5: Solve for x
    x = 701,361.33/735.18
  6. Step 6: Final answer
    x = 954.00

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.