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Finding the Fourth Proportional to 468.04, 702.24 and 403.68

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Solution

The fourth proportional to 468.04, 702.24 and 403.68 is: 605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.04 : 702.24 = 403.68 : x
  2. Step 2: Convert to fraction form
    468.04/702.24 = 403.68/x
  3. Step 3: Cross multiply
    468.04x = 702.24 × 403.68
  4. Step 4: Simplify right side
    468.04x = 283,480.24
  5. Step 5: Solve for x
    x = 283,480.24/468.04
  6. Step 6: Final answer
    x = 605.68

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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.