Home / 427,965.44-590,610.10-236,978.82

Finding the Fourth Proportional to 427,965.44, 590,610.10 and 236,978.82

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Solution

The fourth proportional to 427,965.44, 590,610.10 and 236,978.82 is: 327,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,965.44 : 590,610.10 = 236,978.82 : x
  2. Step 2: Convert to fraction form
    427,965.44/590,610.10 = 236,978.82/x
  3. Step 3: Cross multiply
    427,965.44x = 590,610.10 × 236,978.82
  4. Step 4: Simplify right side
    427,965.44x = 139,962,083,985.64
  5. Step 5: Solve for x
    x = 139,962,083,985.64/427,965.44
  6. Step 6: Final answer
    x = 327,040.63

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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.