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Finding the Fourth Proportional to 334,603.28, 461,736.78 and 181,638.02

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Solution

The fourth proportional to 334,603.28, 461,736.78 and 181,638.02 is: 250,651.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,603.28 : 461,736.78 = 181,638.02 : x
  2. Step 2: Convert to fraction form
    334,603.28/461,736.78 = 181,638.02/x
  3. Step 3: Cross multiply
    334,603.28x = 461,736.78 × 181,638.02
  4. Step 4: Simplify right side
    334,603.28x = 83,868,954,480.38
  5. Step 5: Solve for x
    x = 83,868,954,480.38/334,603.28
  6. Step 6: Final answer
    x = 250,651.92

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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.