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Finding the Fourth Proportional to 606.64, 839.04 and 541.04

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Solution

The fourth proportional to 606.64, 839.04 and 541.04 is: 748.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.64 : 839.04 = 541.04 : x
  2. Step 2: Convert to fraction form
    606.64/839.04 = 541.04/x
  3. Step 3: Cross multiply
    606.64x = 839.04 × 541.04
  4. Step 4: Simplify right side
    606.64x = 453,954.20
  5. Step 5: Solve for x
    x = 453,954.20/606.64
  6. Step 6: Final answer
    x = 748.31

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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.