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Finding the Fourth Proportional to 270,722.20, 373,471.50 and 175,259.80

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Solution

The fourth proportional to 270,722.20, 373,471.50 and 175,259.80 is: 241,777.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,722.20 : 373,471.50 = 175,259.80 : x
  2. Step 2: Convert to fraction form
    270,722.20/373,471.50 = 175,259.80/x
  3. Step 3: Cross multiply
    270,722.20x = 373,471.50 × 175,259.80
  4. Step 4: Simplify right side
    270,722.20x = 65,454,540,395.70
  5. Step 5: Solve for x
    x = 65,454,540,395.70/270,722.20
  6. Step 6: Final answer
    x = 241,777.51

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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.