Home / 718,635.52-1,077,492.48-298,201.60

Finding the Fourth Proportional to 718,635.52, 1,077,492.48 and 298,201.60

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Solution

The fourth proportional to 718,635.52, 1,077,492.48 and 298,201.60 is: 447,111.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,635.52 : 1,077,492.48 = 298,201.60 : x
  2. Step 2: Convert to fraction form
    718,635.52/1,077,492.48 = 298,201.60/x
  3. Step 3: Cross multiply
    718,635.52x = 1,077,492.48 × 298,201.60
  4. Step 4: Simplify right side
    718,635.52x = 321,309,981,523.97
  5. Step 5: Solve for x
    x = 321,309,981,523.97/718,635.52
  6. Step 6: Final answer
    x = 447,111.19

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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.