Home / 1,419.15-2,126.79-596.46

Finding the Fourth Proportional to 1,419.15, 2,126.79 and 596.46

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Solution

The fourth proportional to 1,419.15, 2,126.79 and 596.46 is: 893.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419.15 : 2,126.79 = 596.46 : x
  2. Step 2: Convert to fraction form
    1,419.15/2,126.79 = 596.46/x
  3. Step 3: Cross multiply
    1,419.15x = 2,126.79 × 596.46
  4. Step 4: Simplify right side
    1,419.15x = 1,268,545.16
  5. Step 5: Solve for x
    x = 1,268,545.16/1,419.15
  6. Step 6: Final answer
    x = 893.88

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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.