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Finding the Fourth Proportional to 608.26, 904.90 and 606.10

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Solution

The fourth proportional to 608.26, 904.90 and 606.10 is: 901.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    608.26 : 904.90 = 606.10 : x
  2. Step 2: Convert to fraction form
    608.26/904.90 = 606.10/x
  3. Step 3: Cross multiply
    608.26x = 904.90 × 606.10
  4. Step 4: Simplify right side
    608.26x = 548,459.89
  5. Step 5: Solve for x
    x = 548,459.89/608.26
  6. Step 6: Final answer
    x = 901.69

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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.