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Finding the Fourth Proportional to 607.29, 905.48 and 596.36

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Solution

The fourth proportional to 607.29, 905.48 and 596.36 is: 889.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.29 : 905.48 = 596.36 : x
  2. Step 2: Convert to fraction form
    607.29/905.48 = 596.36/x
  3. Step 3: Cross multiply
    607.29x = 905.48 × 596.36
  4. Step 4: Simplify right side
    607.29x = 539,984.54
  5. Step 5: Solve for x
    x = 539,984.54/607.29
  6. Step 6: Final answer
    x = 889.17

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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.