Home / 981,469.19-1,472,204.01-307,550.38

Finding the Fourth Proportional to 981,469.19, 1,472,204.01 and 307,550.38

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Solution

The fourth proportional to 981,469.19, 1,472,204.01 and 307,550.38 is: 461,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,469.19 : 1,472,204.01 = 307,550.38 : x
  2. Step 2: Convert to fraction form
    981,469.19/1,472,204.01 = 307,550.38/x
  3. Step 3: Cross multiply
    981,469.19x = 1,472,204.01 × 307,550.38
  4. Step 4: Simplify right side
    981,469.19x = 452,776,902,713.02
  5. Step 5: Solve for x
    x = 452,776,902,713.02/981,469.19
  6. Step 6: Final answer
    x = 461,325.64

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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.