Home / 1,259,857.23-1,889,793.02-313,227.95

Finding the Fourth Proportional to 1,259,857.23, 1,889,793.02 and 313,227.95

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Solution

The fourth proportional to 1,259,857.23, 1,889,793.02 and 313,227.95 is: 469,843.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,857.23 : 1,889,793.02 = 313,227.95 : x
  2. Step 2: Convert to fraction form
    1,259,857.23/1,889,793.02 = 313,227.95/x
  3. Step 3: Cross multiply
    1,259,857.23x = 1,889,793.02 × 313,227.95
  4. Step 4: Simplify right side
    1,259,857.23x = 591,935,992,665.35
  5. Step 5: Solve for x
    x = 591,935,992,665.35/1,259,857.23
  6. Step 6: Final answer
    x = 469,843.71

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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.