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Finding the Fourth Proportional to 600.35, 902.55 and 479.93

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Solution

The fourth proportional to 600.35, 902.55 and 479.93 is: 721.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.35 : 902.55 = 479.93 : x
  2. Step 2: Convert to fraction form
    600.35/902.55 = 479.93/x
  3. Step 3: Cross multiply
    600.35x = 902.55 × 479.93
  4. Step 4: Simplify right side
    600.35x = 433,160.82
  5. Step 5: Solve for x
    x = 433,160.82/600.35
  6. Step 6: Final answer
    x = 721.51

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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.