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Finding the Fourth Proportional to 607.26, 909.93 and 363.48

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Solution

The fourth proportional to 607.26, 909.93 and 363.48 is: 544.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.26 : 909.93 = 363.48 : x
  2. Step 2: Convert to fraction form
    607.26/909.93 = 363.48/x
  3. Step 3: Cross multiply
    607.26x = 909.93 × 363.48
  4. Step 4: Simplify right side
    607.26x = 330,741.36
  5. Step 5: Solve for x
    x = 330,741.36/607.26
  6. Step 6: Final answer
    x = 544.65

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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.