Home / 806,033.42-1,112,326.02-443,449.46

Finding the Fourth Proportional to 806,033.42, 1,112,326.02 and 443,449.46

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Solution

The fourth proportional to 806,033.42, 1,112,326.02 and 443,449.46 is: 611,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,033.42 : 1,112,326.02 = 443,449.46 : x
  2. Step 2: Convert to fraction form
    806,033.42/1,112,326.02 = 443,449.46/x
  3. Step 3: Cross multiply
    806,033.42x = 1,112,326.02 × 443,449.46
  4. Step 4: Simplify right side
    806,033.42x = 493,260,372,912.95
  5. Step 5: Solve for x
    x = 493,260,372,912.95/806,033.42
  6. Step 6: Final answer
    x = 611,960.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.