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Finding the Fourth Proportional to 1,195.45, 1,792.51 and 464.42

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Solution

The fourth proportional to 1,195.45, 1,792.51 and 464.42 is: 696.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.45 : 1,792.51 = 464.42 : x
  2. Step 2: Convert to fraction form
    1,195.45/1,792.51 = 464.42/x
  3. Step 3: Cross multiply
    1,195.45x = 1,792.51 × 464.42
  4. Step 4: Simplify right side
    1,195.45x = 832,477.49
  5. Step 5: Solve for x
    x = 832,477.49/1,195.45
  6. Step 6: Final answer
    x = 696.37

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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.