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Finding the Fourth Proportional to 606.38, 907.26 and 374.69

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Solution

The fourth proportional to 606.38, 907.26 and 374.69 is: 560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.38 : 907.26 = 374.69 : x
  2. Step 2: Convert to fraction form
    606.38/907.26 = 374.69/x
  3. Step 3: Cross multiply
    606.38x = 907.26 × 374.69
  4. Step 4: Simplify right side
    606.38x = 339,946.66
  5. Step 5: Solve for x
    x = 339,946.66/606.38
  6. Step 6: Final answer
    x = 560.62

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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.