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Finding the Fourth Proportional to 696.74, 962.29 and 603.34

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Solution

The fourth proportional to 696.74, 962.29 and 603.34 is: 833.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    696.74 : 962.29 = 603.34 : x
  2. Step 2: Convert to fraction form
    696.74/962.29 = 603.34/x
  3. Step 3: Cross multiply
    696.74x = 962.29 × 603.34
  4. Step 4: Simplify right side
    696.74x = 580,588.05
  5. Step 5: Solve for x
    x = 580,588.05/696.74
  6. Step 6: Final answer
    x = 833.29

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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.