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Finding the Fourth Proportional to 603.26, 904.08 and 531.98

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Solution

The fourth proportional to 603.26, 904.08 and 531.98 is: 797.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.26 : 904.08 = 531.98 : x
  2. Step 2: Convert to fraction form
    603.26/904.08 = 531.98/x
  3. Step 3: Cross multiply
    603.26x = 904.08 × 531.98
  4. Step 4: Simplify right side
    603.26x = 480,952.48
  5. Step 5: Solve for x
    x = 480,952.48/603.26
  6. Step 6: Final answer
    x = 797.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.