Home / 823,934.68-1,234,904.01-349,623.61

Finding the Fourth Proportional to 823,934.68, 1,234,904.01 and 349,623.61

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Solution

The fourth proportional to 823,934.68, 1,234,904.01 and 349,623.61 is: 524,011.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,934.68 : 1,234,904.01 = 349,623.61 : x
  2. Step 2: Convert to fraction form
    823,934.68/1,234,904.01 = 349,623.61/x
  3. Step 3: Cross multiply
    823,934.68x = 1,234,904.01 × 349,623.61
  4. Step 4: Simplify right side
    823,934.68x = 431,751,593,581.33
  5. Step 5: Solve for x
    x = 431,751,593,581.33/823,934.68
  6. Step 6: Final answer
    x = 524,011.92

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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.