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Finding the Fourth Proportional to 1,334.63, 2,001.96 and 604.15

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Solution

The fourth proportional to 1,334.63, 2,001.96 and 604.15 is: 906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.63 : 2,001.96 = 604.15 : x
  2. Step 2: Convert to fraction form
    1,334.63/2,001.96 = 604.15/x
  3. Step 3: Cross multiply
    1,334.63x = 2,001.96 × 604.15
  4. Step 4: Simplify right side
    1,334.63x = 1,209,479.13
  5. Step 5: Solve for x
    x = 1,209,479.13/1,334.63
  6. Step 6: Final answer
    x = 906.23

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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.