Home / 340,933.68-511,457.88-104,221.02

Finding the Fourth Proportional to 340,933.68, 511,457.88 and 104,221.02

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Solution

The fourth proportional to 340,933.68, 511,457.88 and 104,221.02 is: 156,349.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,933.68 : 511,457.88 = 104,221.02 : x
  2. Step 2: Convert to fraction form
    340,933.68/511,457.88 = 104,221.02/x
  3. Step 3: Cross multiply
    340,933.68x = 511,457.88 × 104,221.02
  4. Step 4: Simplify right side
    340,933.68x = 53,304,661,940.64
  5. Step 5: Solve for x
    x = 53,304,661,940.64/340,933.68
  6. Step 6: Final answer
    x = 156,349.06

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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.