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Finding the Fourth Proportional to 1,529.59, 2,294.40 and 605.37

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Solution

The fourth proportional to 1,529.59, 2,294.40 and 605.37 is: 908.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.59 : 2,294.40 = 605.37 : x
  2. Step 2: Convert to fraction form
    1,529.59/2,294.40 = 605.37/x
  3. Step 3: Cross multiply
    1,529.59x = 2,294.40 × 605.37
  4. Step 4: Simplify right side
    1,529.59x = 1,388,959.41
  5. Step 5: Solve for x
    x = 1,388,959.41/1,529.59
  6. Step 6: Final answer
    x = 908.06

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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.