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Finding the Fourth Proportional to 792.99, 1,094.53 and 527.88

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Solution

The fourth proportional to 792.99, 1,094.53 and 527.88 is: 728.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    792.99 : 1,094.53 = 527.88 : x
  2. Step 2: Convert to fraction form
    792.99/1,094.53 = 527.88/x
  3. Step 3: Cross multiply
    792.99x = 1,094.53 × 527.88
  4. Step 4: Simplify right side
    792.99x = 577,777.05
  5. Step 5: Solve for x
    x = 577,777.05/792.99
  6. Step 6: Final answer
    x = 728.61

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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.