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Finding the Fourth Proportional to 1,334.90, 2,001.13 and 604.08

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Solution

The fourth proportional to 1,334.90, 2,001.13 and 604.08 is: 905.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.90 : 2,001.13 = 604.08 : x
  2. Step 2: Convert to fraction form
    1,334.90/2,001.13 = 604.08/x
  3. Step 3: Cross multiply
    1,334.90x = 2,001.13 × 604.08
  4. Step 4: Simplify right side
    1,334.90x = 1,208,841.10
  5. Step 5: Solve for x
    x = 1,208,841.10/1,334.90
  6. Step 6: Final answer
    x = 905.57

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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.