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Finding the Fourth Proportional to 902.82, 1,356.06 and 595.10

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Solution

The fourth proportional to 902.82, 1,356.06 and 595.10 is: 893.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    902.82 : 1,356.06 = 595.10 : x
  2. Step 2: Convert to fraction form
    902.82/1,356.06 = 595.10/x
  3. Step 3: Cross multiply
    902.82x = 1,356.06 × 595.10
  4. Step 4: Simplify right side
    902.82x = 806,991.31
  5. Step 5: Solve for x
    x = 806,991.31/902.82
  6. Step 6: Final answer
    x = 893.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.