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Finding the Fourth Proportional to 944.29, 1,416.36 and 295

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Solution

The fourth proportional to 944.29, 1,416.36 and 295 is: 442.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    944.29 : 1,416.36 = 295 : x
  2. Step 2: Convert to fraction form
    944.29/1,416.36 = 295/x
  3. Step 3: Cross multiply
    944.29x = 1,416.36 × 295
  4. Step 4: Simplify right side
    944.29x = 417,826.20
  5. Step 5: Solve for x
    x = 417,826.20/944.29
  6. Step 6: Final answer
    x = 442.48

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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.