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Finding the Fourth Proportional to 550.93, 825.36 and 468.91

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Solution

The fourth proportional to 550.93, 825.36 and 468.91 is: 702.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    550.93 : 825.36 = 468.91 : x
  2. Step 2: Convert to fraction form
    550.93/825.36 = 468.91/x
  3. Step 3: Cross multiply
    550.93x = 825.36 × 468.91
  4. Step 4: Simplify right side
    550.93x = 387,025.11
  5. Step 5: Solve for x
    x = 387,025.11/550.93
  6. Step 6: Final answer
    x = 702.50

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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.