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Finding the Fourth Proportional to 1,418.58, 2,126.04 and 596.64

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Solution

The fourth proportional to 1,418.58, 2,126.04 and 596.64 is: 894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418.58 : 2,126.04 = 596.64 : x
  2. Step 2: Convert to fraction form
    1,418.58/2,126.04 = 596.64/x
  3. Step 3: Cross multiply
    1,418.58x = 2,126.04 × 596.64
  4. Step 4: Simplify right side
    1,418.58x = 1,268,480.51
  5. Step 5: Solve for x
    x = 1,268,480.51/1,418.58
  6. Step 6: Final answer
    x = 894.19

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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.