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Finding the Fourth Proportional to 1,504.55, 2,255.99 and 464.26

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Solution

The fourth proportional to 1,504.55, 2,255.99 and 464.26 is: 696.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.55 : 2,255.99 = 464.26 : x
  2. Step 2: Convert to fraction form
    1,504.55/2,255.99 = 464.26/x
  3. Step 3: Cross multiply
    1,504.55x = 2,255.99 × 464.26
  4. Step 4: Simplify right side
    1,504.55x = 1,047,352.32
  5. Step 5: Solve for x
    x = 1,047,352.32/1,504.55
  6. Step 6: Final answer
    x = 696.13

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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.