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Finding the Fourth Proportional to 468.20, 701.04 and 413.50

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Solution

The fourth proportional to 468.20, 701.04 and 413.50 is: 619.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.20 : 701.04 = 413.50 : x
  2. Step 2: Convert to fraction form
    468.20/701.04 = 413.50/x
  3. Step 3: Cross multiply
    468.20x = 701.04 × 413.50
  4. Step 4: Simplify right side
    468.20x = 289,880.04
  5. Step 5: Solve for x
    x = 289,880.04/468.20
  6. Step 6: Final answer
    x = 619.14

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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.