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Finding the Fourth Proportional to 1,529.73, 2,295.50 and 605.38

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Solution

The fourth proportional to 1,529.73, 2,295.50 and 605.38 is: 908.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.73 : 2,295.50 = 605.38 : x
  2. Step 2: Convert to fraction form
    1,529.73/2,295.50 = 605.38/x
  3. Step 3: Cross multiply
    1,529.73x = 2,295.50 × 605.38
  4. Step 4: Simplify right side
    1,529.73x = 1,389,649.79
  5. Step 5: Solve for x
    x = 1,389,649.79/1,529.73
  6. Step 6: Final answer
    x = 908.43

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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.