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Finding the Fourth Proportional to 233,964.80, 350,428.80 and 181,203.20

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Solution

The fourth proportional to 233,964.80, 350,428.80 and 181,203.20 is: 271,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,964.80 : 350,428.80 = 181,203.20 : x
  2. Step 2: Convert to fraction form
    233,964.80/350,428.80 = 181,203.20/x
  3. Step 3: Cross multiply
    233,964.80x = 350,428.80 × 181,203.20
  4. Step 4: Simplify right side
    233,964.80x = 63,498,819,932.16
  5. Step 5: Solve for x
    x = 63,498,819,932.16/233,964.80
  6. Step 6: Final answer
    x = 271,403.30

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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.