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Finding the Fourth Proportional to 794.56, 1,190.16 and 602.08

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Solution

The fourth proportional to 794.56, 1,190.16 and 602.08 is: 901.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.56 : 1,190.16 = 602.08 : x
  2. Step 2: Convert to fraction form
    794.56/1,190.16 = 602.08/x
  3. Step 3: Cross multiply
    794.56x = 1,190.16 × 602.08
  4. Step 4: Simplify right side
    794.56x = 716,571.53
  5. Step 5: Solve for x
    x = 716,571.53/794.56
  6. Step 6: Final answer
    x = 901.85

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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.