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Finding the Fourth Proportional to 1,195.63, 1,792.75 and 464.35

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Solution

The fourth proportional to 1,195.63, 1,792.75 and 464.35 is: 696.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.63 : 1,792.75 = 464.35 : x
  2. Step 2: Convert to fraction form
    1,195.63/1,792.75 = 464.35/x
  3. Step 3: Cross multiply
    1,195.63x = 1,792.75 × 464.35
  4. Step 4: Simplify right side
    1,195.63x = 832,462.05
  5. Step 5: Solve for x
    x = 832,462.05/1,195.63
  6. Step 6: Final answer
    x = 696.26

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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.