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Finding the Fourth Proportional to 550,951.52, 826,140.54 and 195,913.94

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Solution

The fourth proportional to 550,951.52, 826,140.54 and 195,913.94 is: 293,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,951.52 : 826,140.54 = 195,913.94 : x
  2. Step 2: Convert to fraction form
    550,951.52/826,140.54 = 195,913.94/x
  3. Step 3: Cross multiply
    550,951.52x = 826,140.54 × 195,913.94
  4. Step 4: Simplify right side
    550,951.52x = 161,852,448,185.13
  5. Step 5: Solve for x
    x = 161,852,448,185.13/550,951.52
  6. Step 6: Final answer
    x = 293,768.95

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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.