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Finding the Fourth Proportional to 792.94, 1,190.04 and 468.58

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Solution

The fourth proportional to 792.94, 1,190.04 and 468.58 is: 703.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    792.94 : 1,190.04 = 468.58 : x
  2. Step 2: Convert to fraction form
    792.94/1,190.04 = 468.58/x
  3. Step 3: Cross multiply
    792.94x = 1,190.04 × 468.58
  4. Step 4: Simplify right side
    792.94x = 557,628.94
  5. Step 5: Solve for x
    x = 557,628.94/792.94
  6. Step 6: Final answer
    x = 703.24

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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.