Home / 791,143.83-1,186,628.61-222,542.97

Finding the Fourth Proportional to 791,143.83, 1,186,628.61 and 222,542.97

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Solution

The fourth proportional to 791,143.83, 1,186,628.61 and 222,542.97 is: 333,789.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,143.83 : 1,186,628.61 = 222,542.97 : x
  2. Step 2: Convert to fraction form
    791,143.83/1,186,628.61 = 222,542.97/x
  3. Step 3: Cross multiply
    791,143.83x = 1,186,628.61 × 222,542.97
  4. Step 4: Simplify right side
    791,143.83x = 264,075,854,252.54
  5. Step 5: Solve for x
    x = 264,075,854,252.54/791,143.83
  6. Step 6: Final answer
    x = 333,789.94

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1.5x scale

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.