Home / 400,151.83-552,167.39-238,984.51

Finding the Fourth Proportional to 400,151.83, 552,167.39 and 238,984.51

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Solution

The fourth proportional to 400,151.83, 552,167.39 and 238,984.51 is: 329,773.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,151.83 : 552,167.39 = 238,984.51 : x
  2. Step 2: Convert to fraction form
    400,151.83/552,167.39 = 238,984.51/x
  3. Step 3: Cross multiply
    400,151.83x = 552,167.39 × 238,984.51
  4. Step 4: Simplify right side
    400,151.83x = 131,959,453,137.13
  5. Step 5: Solve for x
    x = 131,959,453,137.13/400,151.83
  6. Step 6: Final answer
    x = 329,773.46

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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.