Home / 379,904.58-524,249.82-207,831.42

Finding the Fourth Proportional to 379,904.58, 524,249.82 and 207,831.42

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Solution

The fourth proportional to 379,904.58, 524,249.82 and 207,831.42 is: 286,797.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,904.58 : 524,249.82 = 207,831.42 : x
  2. Step 2: Convert to fraction form
    379,904.58/524,249.82 = 207,831.42/x
  3. Step 3: Cross multiply
    379,904.58x = 524,249.82 × 207,831.42
  4. Step 4: Simplify right side
    379,904.58x = 108,955,584,525.34
  5. Step 5: Solve for x
    x = 108,955,584,525.34/379,904.58
  6. Step 6: Final answer
    x = 286,797.24

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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.