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Finding the Fourth Proportional to 1,082.63, 1,623.95 and 595.42

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Solution

The fourth proportional to 1,082.63, 1,623.95 and 595.42 is: 893.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082.63 : 1,623.95 = 595.42 : x
  2. Step 2: Convert to fraction form
    1,082.63/1,623.95 = 595.42/x
  3. Step 3: Cross multiply
    1,082.63x = 1,623.95 × 595.42
  4. Step 4: Simplify right side
    1,082.63x = 966,932.31
  5. Step 5: Solve for x
    x = 966,932.31/1,082.63
  6. Step 6: Final answer
    x = 893.13

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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.