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Finding the Fourth Proportional to 603.95, 906.46 and 467.87

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Solution

The fourth proportional to 603.95, 906.46 and 467.87 is: 702.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.95 : 906.46 = 467.87 : x
  2. Step 2: Convert to fraction form
    603.95/906.46 = 467.87/x
  3. Step 3: Cross multiply
    603.95x = 906.46 × 467.87
  4. Step 4: Simplify right side
    603.95x = 424,099.74
  5. Step 5: Solve for x
    x = 424,099.74/603.95
  6. Step 6: Final answer
    x = 702.22

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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.