Home / 293,059.20-438,932.70-226,282.80

Finding the Fourth Proportional to 293,059.20, 438,932.70 and 226,282.80

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Solution

The fourth proportional to 293,059.20, 438,932.70 and 226,282.80 is: 338,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,059.20 : 438,932.70 = 226,282.80 : x
  2. Step 2: Convert to fraction form
    293,059.20/438,932.70 = 226,282.80/x
  3. Step 3: Cross multiply
    293,059.20x = 438,932.70 × 226,282.80
  4. Step 4: Simplify right side
    293,059.20x = 99,322,920,367.56
  5. Step 5: Solve for x
    x = 99,322,920,367.56/293,059.20
  6. Step 6: Final answer
    x = 338,917.60

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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.