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Finding the Fourth Proportional to 2,304.99, 3,457.53 and 918

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Solution

The fourth proportional to 2,304.99, 3,457.53 and 918 is: 1,377.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.99 : 3,457.53 = 918 : x
  2. Step 2: Convert to fraction form
    2,304.99/3,457.53 = 918/x
  3. Step 3: Cross multiply
    2,304.99x = 3,457.53 × 918
  4. Step 4: Simplify right side
    2,304.99x = 3,174,012.54
  5. Step 5: Solve for x
    x = 3,174,012.54/2,304.99
  6. Step 6: Final answer
    x = 1,377.02

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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.