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Finding the Fourth Proportional to 944.73, 1,303.29 and 682.29

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Solution

The fourth proportional to 944.73, 1,303.29 and 682.29 is: 941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    944.73 : 1,303.29 = 682.29 : x
  2. Step 2: Convert to fraction form
    944.73/1,303.29 = 682.29/x
  3. Step 3: Cross multiply
    944.73x = 1,303.29 × 682.29
  4. Step 4: Simplify right side
    944.73x = 889,221.73
  5. Step 5: Solve for x
    x = 889,221.73/944.73
  6. Step 6: Final answer
    x = 941.24

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1.5x scale

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.