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Finding the Fourth Proportional to 699.45, 963.05 and 594.33

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Solution

The fourth proportional to 699.45, 963.05 and 594.33 is: 818.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    699.45 : 963.05 = 594.33 : x
  2. Step 2: Convert to fraction form
    699.45/963.05 = 594.33/x
  3. Step 3: Cross multiply
    699.45x = 963.05 × 594.33
  4. Step 4: Simplify right side
    699.45x = 572,366.53
  5. Step 5: Solve for x
    x = 572,366.53/699.45
  6. Step 6: Final answer
    x = 818.31

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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.