Home / 331,508.24-457,361.37-216,852.33

Finding the Fourth Proportional to 331,508.24, 457,361.37 and 216,852.33

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Solution

The fourth proportional to 331,508.24, 457,361.37 and 216,852.33 is: 299,177.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,508.24 : 457,361.37 = 216,852.33 : x
  2. Step 2: Convert to fraction form
    331,508.24/457,361.37 = 216,852.33/x
  3. Step 3: Cross multiply
    331,508.24x = 457,361.37 × 216,852.33
  4. Step 4: Simplify right side
    331,508.24x = 99,179,878,736.49
  5. Step 5: Solve for x
    x = 99,179,878,736.49/331,508.24
  6. Step 6: Final answer
    x = 299,177.72

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Why These Related Problems?

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