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Finding the Fourth Proportional to 941.92, 1,300.44 and 593.12

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Solution

The fourth proportional to 941.92, 1,300.44 and 593.12 is: 818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    941.92 : 1,300.44 = 593.12 : x
  2. Step 2: Convert to fraction form
    941.92/1,300.44 = 593.12/x
  3. Step 3: Cross multiply
    941.92x = 1,300.44 × 593.12
  4. Step 4: Simplify right side
    941.92x = 771,316.97
  5. Step 5: Solve for x
    x = 771,316.97/941.92
  6. Step 6: Final answer
    x = 818.88

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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.