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Finding the Fourth Proportional to 579.04, 799.04 and 346.08

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Solution

The fourth proportional to 579.04, 799.04 and 346.08 is: 477.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    579.04 : 799.04 = 346.08 : x
  2. Step 2: Convert to fraction form
    579.04/799.04 = 346.08/x
  3. Step 3: Cross multiply
    579.04x = 799.04 × 346.08
  4. Step 4: Simplify right side
    579.04x = 276,531.76
  5. Step 5: Solve for x
    x = 276,531.76/579.04
  6. Step 6: Final answer
    x = 477.57

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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.