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Finding the Fourth Proportional to 529.48, 792.49 and 294.83

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Solution

The fourth proportional to 529.48, 792.49 and 294.83 is: 441.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.48 : 792.49 = 294.83 : x
  2. Step 2: Convert to fraction form
    529.48/792.49 = 294.83/x
  3. Step 3: Cross multiply
    529.48x = 792.49 × 294.83
  4. Step 4: Simplify right side
    529.48x = 233,649.83
  5. Step 5: Solve for x
    x = 233,649.83/529.48
  6. Step 6: Final answer
    x = 441.28

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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.