Home / 413,035-569,998.13-231,760.34

Finding the Fourth Proportional to 413,035, 569,998.13 and 231,760.34

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Solution

The fourth proportional to 413,035, 569,998.13 and 231,760.34 is: 319,834.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,035 : 569,998.13 = 231,760.34 : x
  2. Step 2: Convert to fraction form
    413,035/569,998.13 = 231,760.34/x
  3. Step 3: Cross multiply
    413,035x = 569,998.13 × 231,760.34
  4. Step 4: Simplify right side
    413,035x = 132,102,959,249.36
  5. Step 5: Solve for x
    x = 132,102,959,249.36/413,035
  6. Step 6: Final answer
    x = 319,834.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.