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Finding the Fourth Proportional to 1,419.56, 1,958.76 and 895.76

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Solution

The fourth proportional to 1,419.56, 1,958.76 and 895.76 is: 1,236.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419.56 : 1,958.76 = 895.76 : x
  2. Step 2: Convert to fraction form
    1,419.56/1,958.76 = 895.76/x
  3. Step 3: Cross multiply
    1,419.56x = 1,958.76 × 895.76
  4. Step 4: Simplify right side
    1,419.56x = 1,754,578.86
  5. Step 5: Solve for x
    x = 1,754,578.86/1,419.56
  6. Step 6: Final answer
    x = 1,236.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.