Home / 1,433.36-2,150.14-568.28

Finding the Fourth Proportional to 1,433.36, 2,150.14 and 568.28

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Solution

The fourth proportional to 1,433.36, 2,150.14 and 568.28 is: 852.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433.36 : 2,150.14 = 568.28 : x
  2. Step 2: Convert to fraction form
    1,433.36/2,150.14 = 568.28/x
  3. Step 3: Cross multiply
    1,433.36x = 2,150.14 × 568.28
  4. Step 4: Simplify right side
    1,433.36x = 1,221,881.56
  5. Step 5: Solve for x
    x = 1,221,881.56/1,433.36
  6. Step 6: Final answer
    x = 852.46

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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.