Home / 842,741.62-1,264,232.38-273,939.86

Finding the Fourth Proportional to 842,741.62, 1,264,232.38 and 273,939.86

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Solution

The fourth proportional to 842,741.62, 1,264,232.38 and 273,939.86 is: 410,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,741.62 : 1,264,232.38 = 273,939.86 : x
  2. Step 2: Convert to fraction form
    842,741.62/1,264,232.38 = 273,939.86/x
  3. Step 3: Cross multiply
    842,741.62x = 1,264,232.38 × 273,939.86
  4. Step 4: Simplify right side
    842,741.62x = 346,323,641,184.67
  5. Step 5: Solve for x
    x = 346,323,641,184.67/842,741.62
  6. Step 6: Final answer
    x = 410,948.78

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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.