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Finding the Fourth Proportional to 1,104.08, 1,523.54 and 606.66

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Solution

The fourth proportional to 1,104.08, 1,523.54 and 606.66 is: 837.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.08 : 1,523.54 = 606.66 : x
  2. Step 2: Convert to fraction form
    1,104.08/1,523.54 = 606.66/x
  3. Step 3: Cross multiply
    1,104.08x = 1,523.54 × 606.66
  4. Step 4: Simplify right side
    1,104.08x = 924,270.78
  5. Step 5: Solve for x
    x = 924,270.78/1,104.08
  6. Step 6: Final answer
    x = 837.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.