Home / 695,149.20-1,042,723.80-295,657.20

Finding the Fourth Proportional to 695,149.20, 1,042,723.80 and 295,657.20

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Solution

The fourth proportional to 695,149.20, 1,042,723.80 and 295,657.20 is: 443,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,149.20 : 1,042,723.80 = 295,657.20 : x
  2. Step 2: Convert to fraction form
    695,149.20/1,042,723.80 = 295,657.20/x
  3. Step 3: Cross multiply
    695,149.20x = 1,042,723.80 × 295,657.20
  4. Step 4: Simplify right side
    695,149.20x = 308,288,799,081.36
  5. Step 5: Solve for x
    x = 308,288,799,081.36/695,149.20
  6. Step 6: Final answer
    x = 443,485.80

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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.