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Finding the Fourth Proportional to 604.08, 829.08 and 604.08

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Solution

The fourth proportional to 604.08, 829.08 and 604.08 is: 829.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.08 : 829.08 = 604.08 : x
  2. Step 2: Convert to fraction form
    604.08/829.08 = 604.08/x
  3. Step 3: Cross multiply
    604.08x = 829.08 × 604.08
  4. Step 4: Simplify right side
    604.08x = 500,830.65
  5. Step 5: Solve for x
    x = 500,830.65/604.08
  6. Step 6: Final answer
    x = 829.08

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.