Home / 758,793.15-1,138,189.73-197,827.65

Finding the Fourth Proportional to 758,793.15, 1,138,189.73 and 197,827.65

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Solution

The fourth proportional to 758,793.15, 1,138,189.73 and 197,827.65 is: 296,741.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,793.15 : 1,138,189.73 = 197,827.65 : x
  2. Step 2: Convert to fraction form
    758,793.15/1,138,189.73 = 197,827.65/x
  3. Step 3: Cross multiply
    758,793.15x = 1,138,189.73 × 197,827.65
  4. Step 4: Simplify right side
    758,793.15x = 225,165,398,550.90
  5. Step 5: Solve for x
    x = 225,165,398,550.90/758,793.15
  6. Step 6: Final answer
    x = 296,741.48

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Double scale
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Similar ratio
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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.