Home / 885,092.20-1,328,622.45-548,512.90

Finding the Fourth Proportional to 885,092.20, 1,328,622.45 and 548,512.90

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Solution

The fourth proportional to 885,092.20, 1,328,622.45 and 548,512.90 is: 823,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,092.20 : 1,328,622.45 = 548,512.90 : x
  2. Step 2: Convert to fraction form
    885,092.20/1,328,622.45 = 548,512.90/x
  3. Step 3: Cross multiply
    885,092.20x = 1,328,622.45 × 548,512.90
  4. Step 4: Simplify right side
    885,092.20x = 728,766,553,054.61
  5. Step 5: Solve for x
    x = 728,766,553,054.61/885,092.20
  6. Step 6: Final answer
    x = 823,379.25

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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.