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Finding the Fourth Proportional to 600.10, 900.68 and 417.63

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Solution

The fourth proportional to 600.10, 900.68 and 417.63 is: 626.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.10 : 900.68 = 417.63 : x
  2. Step 2: Convert to fraction form
    600.10/900.68 = 417.63/x
  3. Step 3: Cross multiply
    600.10x = 900.68 × 417.63
  4. Step 4: Simplify right side
    600.10x = 376,150.99
  5. Step 5: Solve for x
    x = 376,150.99/600.10
  6. Step 6: Final answer
    x = 626.81

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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.