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Finding the Fourth Proportional to 606.06, 906.87 and 375.06

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Solution

The fourth proportional to 606.06, 906.87 and 375.06 is: 561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.06 : 906.87 = 375.06 : x
  2. Step 2: Convert to fraction form
    606.06/906.87 = 375.06/x
  3. Step 3: Cross multiply
    606.06x = 906.87 × 375.06
  4. Step 4: Simplify right side
    606.06x = 340,130.66
  5. Step 5: Solve for x
    x = 340,130.66/606.06
  6. Step 6: Final answer
    x = 561.22

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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.