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Finding the Fourth Proportional to 550,772.71, 826,197.79 and 230,601.47

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Solution

The fourth proportional to 550,772.71, 826,197.79 and 230,601.47 is: 345,918.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,772.71 : 826,197.79 = 230,601.47 : x
  2. Step 2: Convert to fraction form
    550,772.71/826,197.79 = 230,601.47/x
  3. Step 3: Cross multiply
    550,772.71x = 826,197.79 × 230,601.47
  4. Step 4: Simplify right side
    550,772.71x = 190,522,426,373.74
  5. Step 5: Solve for x
    x = 190,522,426,373.74/550,772.71
  6. Step 6: Final answer
    x = 345,918.42

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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.