Home / 334,783.21-462,103.23-198,839.29

Finding the Fourth Proportional to 334,783.21, 462,103.23 and 198,839.29

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Solution

The fourth proportional to 334,783.21, 462,103.23 and 198,839.29 is: 274,459.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,783.21 : 462,103.23 = 198,839.29 : x
  2. Step 2: Convert to fraction form
    334,783.21/462,103.23 = 198,839.29/x
  3. Step 3: Cross multiply
    334,783.21x = 462,103.23 × 198,839.29
  4. Step 4: Simplify right side
    334,783.21x = 91,884,278,159.91
  5. Step 5: Solve for x
    x = 91,884,278,159.91/334,783.21
  6. Step 6: Final answer
    x = 274,459.04

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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.