Home / 809,944.52-1,214,904.02-210,892.41

Finding the Fourth Proportional to 809,944.52, 1,214,904.02 and 210,892.41

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Solution

The fourth proportional to 809,944.52, 1,214,904.02 and 210,892.41 is: 316,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,944.52 : 1,214,904.02 = 210,892.41 : x
  2. Step 2: Convert to fraction form
    809,944.52/1,214,904.02 = 210,892.41/x
  3. Step 3: Cross multiply
    809,944.52x = 1,214,904.02 × 210,892.41
  4. Step 4: Simplify right side
    809,944.52x = 256,214,035,642.03
  5. Step 5: Solve for x
    x = 256,214,035,642.03/809,944.52
  6. Step 6: Final answer
    x = 316,335.29

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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.