Home / 842,182.08-1,263,471.40-273,561.40

Finding the Fourth Proportional to 842,182.08, 1,263,471.40 and 273,561.40

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Solution

The fourth proportional to 842,182.08, 1,263,471.40 and 273,561.40 is: 410,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,182.08 : 1,263,471.40 = 273,561.40 : x
  2. Step 2: Convert to fraction form
    842,182.08/1,263,471.40 = 273,561.40/x
  3. Step 3: Cross multiply
    842,182.08x = 1,263,471.40 × 273,561.40
  4. Step 4: Simplify right side
    842,182.08x = 345,637,005,043.96
  5. Step 5: Solve for x
    x = 345,637,005,043.96/842,182.08
  6. Step 6: Final answer
    x = 410,406.51

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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.