Home / 661,963.05-992,954.30-163,327.05

Finding the Fourth Proportional to 661,963.05, 992,954.30 and 163,327.05

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Solution

The fourth proportional to 661,963.05, 992,954.30 and 163,327.05 is: 244,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,963.05 : 992,954.30 = 163,327.05 : x
  2. Step 2: Convert to fraction form
    661,963.05/992,954.30 = 163,327.05/x
  3. Step 3: Cross multiply
    661,963.05x = 992,954.30 × 163,327.05
  4. Step 4: Simplify right side
    661,963.05x = 162,176,295,787.18
  5. Step 5: Solve for x
    x = 162,176,295,787.18/661,963.05
  6. Step 6: Final answer
    x = 244,992.97

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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.