Home / 375,127.11-517,675.41-205,361.22

Finding the Fourth Proportional to 375,127.11, 517,675.41 and 205,361.22

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Solution

The fourth proportional to 375,127.11, 517,675.41 and 205,361.22 is: 283,398.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,127.11 : 517,675.41 = 205,361.22 : x
  2. Step 2: Convert to fraction form
    375,127.11/517,675.41 = 205,361.22/x
  3. Step 3: Cross multiply
    375,127.11x = 517,675.41 × 205,361.22
  4. Step 4: Simplify right side
    375,127.11x = 106,310,453,761.60
  5. Step 5: Solve for x
    x = 106,310,453,761.60/375,127.11
  6. Step 6: Final answer
    x = 283,398.48

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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.