Home / 675,275.49-1,012,539.30-276,196.52

Finding the Fourth Proportional to 675,275.49, 1,012,539.30 and 276,196.52

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Solution

The fourth proportional to 675,275.49, 1,012,539.30 and 276,196.52 is: 414,141.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,275.49 : 1,012,539.30 = 276,196.52 : x
  2. Step 2: Convert to fraction form
    675,275.49/1,012,539.30 = 276,196.52/x
  3. Step 3: Cross multiply
    675,275.49x = 1,012,539.30 × 276,196.52
  4. Step 4: Simplify right side
    675,275.49x = 279,659,831,023.24
  5. Step 5: Solve for x
    x = 279,659,831,023.24/675,275.49
  6. Step 6: Final answer
    x = 414,141.84

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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.