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Finding the Fourth Proportional to 941.13, 1,412.99 and 593.43

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Solution

The fourth proportional to 941.13, 1,412.99 and 593.43 is: 890.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    941.13 : 1,412.99 = 593.43 : x
  2. Step 2: Convert to fraction form
    941.13/1,412.99 = 593.43/x
  3. Step 3: Cross multiply
    941.13x = 1,412.99 × 593.43
  4. Step 4: Simplify right side
    941.13x = 838,510.66
  5. Step 5: Solve for x
    x = 838,510.66/941.13
  6. Step 6: Final answer
    x = 890.96

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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.