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Finding the Fourth Proportional to 606.89, 904.26 and 604.46

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Solution

The fourth proportional to 606.89, 904.26 and 604.46 is: 900.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.89 : 904.26 = 604.46 : x
  2. Step 2: Convert to fraction form
    606.89/904.26 = 604.46/x
  3. Step 3: Cross multiply
    606.89x = 904.26 × 604.46
  4. Step 4: Simplify right side
    606.89x = 546,593.53
  5. Step 5: Solve for x
    x = 546,593.53/606.89
  6. Step 6: Final answer
    x = 900.64

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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.