Home / 538,466.22-743,088.46-296,757.50

Finding the Fourth Proportional to 538,466.22, 743,088.46 and 296,757.50

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Solution

The fourth proportional to 538,466.22, 743,088.46 and 296,757.50 is: 409,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,466.22 : 743,088.46 = 296,757.50 : x
  2. Step 2: Convert to fraction form
    538,466.22/743,088.46 = 296,757.50/x
  3. Step 3: Cross multiply
    538,466.22x = 743,088.46 × 296,757.50
  4. Step 4: Simplify right side
    538,466.22x = 220,517,073,668.45
  5. Step 5: Solve for x
    x = 220,517,073,668.45/538,466.22
  6. Step 6: Final answer
    x = 409,528.15

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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.