Home / 1,419.45-2,127.60-597.48

Finding the Fourth Proportional to 1,419.45, 2,127.60 and 597.48

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Solution

The fourth proportional to 1,419.45, 2,127.60 and 597.48 is: 895.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419.45 : 2,127.60 = 597.48 : x
  2. Step 2: Convert to fraction form
    1,419.45/2,127.60 = 597.48/x
  3. Step 3: Cross multiply
    1,419.45x = 2,127.60 × 597.48
  4. Step 4: Simplify right side
    1,419.45x = 1,271,198.45
  5. Step 5: Solve for x
    x = 1,271,198.45/1,419.45
  6. Step 6: Final answer
    x = 895.56

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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.