Home / 1,476.43-2,215.55-552.27

Finding the Fourth Proportional to 1,476.43, 2,215.55 and 552.27

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Solution

The fourth proportional to 1,476.43, 2,215.55 and 552.27 is: 828.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.43 : 2,215.55 = 552.27 : x
  2. Step 2: Convert to fraction form
    1,476.43/2,215.55 = 552.27/x
  3. Step 3: Cross multiply
    1,476.43x = 2,215.55 × 552.27
  4. Step 4: Simplify right side
    1,476.43x = 1,223,579.03
  5. Step 5: Solve for x
    x = 1,223,579.03/1,476.43
  6. Step 6: Final answer
    x = 828.74

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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.