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Finding the Fourth Proportional to 548,489.06, 822,632.70 and 248,897.60

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Solution

The fourth proportional to 548,489.06, 822,632.70 and 248,897.60 is: 373,300.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,489.06 : 822,632.70 = 248,897.60 : x
  2. Step 2: Convert to fraction form
    548,489.06/822,632.70 = 248,897.60/x
  3. Step 3: Cross multiply
    548,489.06x = 822,632.70 × 248,897.60
  4. Step 4: Simplify right side
    548,489.06x = 204,751,304,711.52
  5. Step 5: Solve for x
    x = 204,751,304,711.52/548,489.06
  6. Step 6: Final answer
    x = 373,300.62

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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.