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Finding the Fourth Proportional to 606.26, 904.80 and 547.94

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Solution

The fourth proportional to 606.26, 904.80 and 547.94 is: 817.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.26 : 904.80 = 547.94 : x
  2. Step 2: Convert to fraction form
    606.26/904.80 = 547.94/x
  3. Step 3: Cross multiply
    606.26x = 904.80 × 547.94
  4. Step 4: Simplify right side
    606.26x = 495,776.11
  5. Step 5: Solve for x
    x = 495,776.11/606.26
  6. Step 6: Final answer
    x = 817.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.