Home / 1,426.56-2,140.44-604.92

Finding the Fourth Proportional to 1,426.56, 2,140.44 and 604.92

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Solution

The fourth proportional to 1,426.56, 2,140.44 and 604.92 is: 907.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426.56 : 2,140.44 = 604.92 : x
  2. Step 2: Convert to fraction form
    1,426.56/2,140.44 = 604.92/x
  3. Step 3: Cross multiply
    1,426.56x = 2,140.44 × 604.92
  4. Step 4: Simplify right side
    1,426.56x = 1,294,794.96
  5. Step 5: Solve for x
    x = 1,294,794.96/1,426.56
  6. Step 6: Final answer
    x = 907.63

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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.