Home / 675,246.70-1,012,236.45-254,805.10

Finding the Fourth Proportional to 675,246.70, 1,012,236.45 and 254,805.10

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Solution

The fourth proportional to 675,246.70, 1,012,236.45 and 254,805.10 is: 381,968.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,246.70 : 1,012,236.45 = 254,805.10 : x
  2. Step 2: Convert to fraction form
    675,246.70/1,012,236.45 = 254,805.10/x
  3. Step 3: Cross multiply
    675,246.70x = 1,012,236.45 × 254,805.10
  4. Step 4: Simplify right side
    675,246.70x = 257,923,009,865.90
  5. Step 5: Solve for x
    x = 257,923,009,865.90/675,246.70
  6. Step 6: Final answer
    x = 381,968.56

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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.