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Finding the Fourth Proportional to 1,334.77, 2,001.87 and 604.57

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Solution

The fourth proportional to 1,334.77, 2,001.87 and 604.57 is: 906.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.77 : 2,001.87 = 604.57 : x
  2. Step 2: Convert to fraction form
    1,334.77/2,001.87 = 604.57/x
  3. Step 3: Cross multiply
    1,334.77x = 2,001.87 × 604.57
  4. Step 4: Simplify right side
    1,334.77x = 1,210,270.55
  5. Step 5: Solve for x
    x = 1,210,270.55/1,334.77
  6. Step 6: Final answer
    x = 906.73

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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.