Home / 334,742.28-461,741.49-198,686.58

Finding the Fourth Proportional to 334,742.28, 461,741.49 and 198,686.58

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Solution

The fourth proportional to 334,742.28, 461,741.49 and 198,686.58 is: 274,067.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,742.28 : 461,741.49 = 198,686.58 : x
  2. Step 2: Convert to fraction form
    334,742.28/461,741.49 = 198,686.58/x
  3. Step 3: Cross multiply
    334,742.28x = 461,741.49 × 198,686.58
  4. Step 4: Simplify right side
    334,742.28x = 91,741,837,492.20
  5. Step 5: Solve for x
    x = 91,741,837,492.20/334,742.28
  6. Step 6: Final answer
    x = 274,067.07

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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.