Home / 1,259,743.86-1,889,228.20-360,944.78

Finding the Fourth Proportional to 1,259,743.86, 1,889,228.20 and 360,944.78

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Solution

The fourth proportional to 1,259,743.86, 1,889,228.20 and 360,944.78 is: 541,306.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,743.86 : 1,889,228.20 = 360,944.78 : x
  2. Step 2: Convert to fraction form
    1,259,743.86/1,889,228.20 = 360,944.78/x
  3. Step 3: Cross multiply
    1,259,743.86x = 1,889,228.20 × 360,944.78
  4. Step 4: Simplify right side
    1,259,743.86x = 681,907,047,572.66
  5. Step 5: Solve for x
    x = 681,907,047,572.66/1,259,743.86
  6. Step 6: Final answer
    x = 541,306.11

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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.