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Finding the Fourth Proportional to 1,294.51, 1,941.04 and 600.79

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Solution

The fourth proportional to 1,294.51, 1,941.04 and 600.79 is: 900.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294.51 : 1,941.04 = 600.79 : x
  2. Step 2: Convert to fraction form
    1,294.51/1,941.04 = 600.79/x
  3. Step 3: Cross multiply
    1,294.51x = 1,941.04 × 600.79
  4. Step 4: Simplify right side
    1,294.51x = 1,166,157.42
  5. Step 5: Solve for x
    x = 1,166,157.42/1,294.51
  6. Step 6: Final answer
    x = 900.85

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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.