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Finding the Fourth Proportional to 350,017.94, 482,823.48 and 220,910.54

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Solution

The fourth proportional to 350,017.94, 482,823.48 and 220,910.54 is: 304,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,017.94 : 482,823.48 = 220,910.54 : x
  2. Step 2: Convert to fraction form
    350,017.94/482,823.48 = 220,910.54/x
  3. Step 3: Cross multiply
    350,017.94x = 482,823.48 × 220,910.54
  4. Step 4: Simplify right side
    350,017.94x = 106,660,794,105.78
  5. Step 5: Solve for x
    x = 106,660,794,105.78/350,017.94
  6. Step 6: Final answer
    x = 304,729.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.