Home / 327,331.07-490,980.81-114,090.37

Finding the Fourth Proportional to 327,331.07, 490,980.81 and 114,090.37

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Solution

The fourth proportional to 327,331.07, 490,980.81 and 114,090.37 is: 171,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,331.07 : 490,980.81 = 114,090.37 : x
  2. Step 2: Convert to fraction form
    327,331.07/490,980.81 = 114,090.37/x
  3. Step 3: Cross multiply
    327,331.07x = 490,980.81 × 114,090.37
  4. Step 4: Simplify right side
    327,331.07x = 56,016,182,275.80
  5. Step 5: Solve for x
    x = 56,016,182,275.80/327,331.07
  6. Step 6: Final answer
    x = 171,130.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.