Home / 750,827.25-1,126,231.83-301,540.05

Finding the Fourth Proportional to 750,827.25, 1,126,231.83 and 301,540.05

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Solution

The fourth proportional to 750,827.25, 1,126,231.83 and 301,540.05 is: 452,306.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,827.25 : 1,126,231.83 = 301,540.05 : x
  2. Step 2: Convert to fraction form
    750,827.25/1,126,231.83 = 301,540.05/x
  3. Step 3: Cross multiply
    750,827.25x = 1,126,231.83 × 301,540.05
  4. Step 4: Simplify right side
    750,827.25x = 339,604,002,329.79
  5. Step 5: Solve for x
    x = 339,604,002,329.79/750,827.25
  6. Step 6: Final answer
    x = 452,306.44

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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.