Home / 334,428.50-461,360.61-198,468.17

Finding the Fourth Proportional to 334,428.50, 461,360.61 and 198,468.17

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Solution

The fourth proportional to 334,428.50, 461,360.61 and 198,468.17 is: 273,796.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,428.50 : 461,360.61 = 198,468.17 : x
  2. Step 2: Convert to fraction form
    334,428.50/461,360.61 = 198,468.17/x
  3. Step 3: Cross multiply
    334,428.50x = 461,360.61 × 198,468.17
  4. Step 4: Simplify right side
    334,428.50x = 91,565,395,976.78
  5. Step 5: Solve for x
    x = 91,565,395,976.78/334,428.50
  6. Step 6: Final answer
    x = 273,796.63

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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.