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Finding the Fourth Proportional to 825.04, 1,235.94 and 501.04

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Solution

The fourth proportional to 825.04, 1,235.94 and 501.04 is: 750.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    825.04 : 1,235.94 = 501.04 : x
  2. Step 2: Convert to fraction form
    825.04/1,235.94 = 501.04/x
  3. Step 3: Cross multiply
    825.04x = 1,235.94 × 501.04
  4. Step 4: Simplify right side
    825.04x = 619,255.38
  5. Step 5: Solve for x
    x = 619,255.38/825.04
  6. Step 6: Final answer
    x = 750.58

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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.