Home / 982,137-1,473,201.30-272,163

Finding the Fourth Proportional to 982,137, 1,473,201.30 and 272,163

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Solution

The fourth proportional to 982,137, 1,473,201.30 and 272,163 is: 408,243.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,137 : 1,473,201.30 = 272,163 : x
  2. Step 2: Convert to fraction form
    982,137/1,473,201.30 = 272,163/x
  3. Step 3: Cross multiply
    982,137x = 1,473,201.30 × 272,163
  4. Step 4: Simplify right side
    982,137x = 400,950,885,411.90
  5. Step 5: Solve for x
    x = 400,950,885,411.90/982,137
  6. Step 6: Final answer
    x = 408,243.34

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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.