Home / 675,252.20-1,012,244.70-254,810.60

Finding the Fourth Proportional to 675,252.20, 1,012,244.70 and 254,810.60

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Solution

The fourth proportional to 675,252.20, 1,012,244.70 and 254,810.60 is: 381,976.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,252.20 : 1,012,244.70 = 254,810.60 : x
  2. Step 2: Convert to fraction form
    675,252.20/1,012,244.70 = 254,810.60/x
  3. Step 3: Cross multiply
    675,252.20x = 1,012,244.70 × 254,810.60
  4. Step 4: Simplify right side
    675,252.20x = 257,930,679,353.82
  5. Step 5: Solve for x
    x = 257,930,679,353.82/675,252.20
  6. Step 6: Final answer
    x = 381,976.81

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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.