Home / 675,281.54-1,012,548.40-276,202.60

Finding the Fourth Proportional to 675,281.54, 1,012,548.40 and 276,202.60

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Solution

The fourth proportional to 675,281.54, 1,012,548.40 and 276,202.60 is: 414,150.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,281.54 : 1,012,548.40 = 276,202.60 : x
  2. Step 2: Convert to fraction form
    675,281.54/1,012,548.40 = 276,202.60/x
  3. Step 3: Cross multiply
    675,281.54x = 1,012,548.40 × 276,202.60
  4. Step 4: Simplify right side
    675,281.54x = 279,668,500,705.84
  5. Step 5: Solve for x
    x = 279,668,500,705.84/675,281.54
  6. Step 6: Final answer
    x = 414,150.96

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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.