Home / 231,845.20-347,767.80-225,284.20

Finding the Fourth Proportional to 231,845.20, 347,767.80 and 225,284.20

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Solution

The fourth proportional to 231,845.20, 347,767.80 and 225,284.20 is: 337,926.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,845.20 : 347,767.80 = 225,284.20 : x
  2. Step 2: Convert to fraction form
    231,845.20/347,767.80 = 225,284.20/x
  3. Step 3: Cross multiply
    231,845.20x = 347,767.80 × 225,284.20
  4. Step 4: Simplify right side
    231,845.20x = 78,346,590,608.76
  5. Step 5: Solve for x
    x = 78,346,590,608.76/231,845.20
  6. Step 6: Final answer
    x = 337,926.30

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1.5x scale

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.