Home / 427,949.66-590,563.30-236,958.95

Finding the Fourth Proportional to 427,949.66, 590,563.30 and 236,958.95

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Solution

The fourth proportional to 427,949.66, 590,563.30 and 236,958.95 is: 326,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,949.66 : 590,563.30 = 236,958.95 : x
  2. Step 2: Convert to fraction form
    427,949.66/590,563.30 = 236,958.95/x
  3. Step 3: Cross multiply
    427,949.66x = 590,563.30 × 236,958.95
  4. Step 4: Simplify right side
    427,949.66x = 139,939,259,476.54
  5. Step 5: Solve for x
    x = 139,939,259,476.54/427,949.66
  6. Step 6: Final answer
    x = 326,999.35

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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.