Home / 304,831.27-419,707.41-258,799.86

Finding the Fourth Proportional to 304,831.27, 419,707.41 and 258,799.86

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Solution

The fourth proportional to 304,831.27, 419,707.41 and 258,799.86 is: 356,329.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,831.27 : 419,707.41 = 258,799.86 : x
  2. Step 2: Convert to fraction form
    304,831.27/419,707.41 = 258,799.86/x
  3. Step 3: Cross multiply
    304,831.27x = 419,707.41 × 258,799.86
  4. Step 4: Simplify right side
    304,831.27x = 108,620,219,856.17
  5. Step 5: Solve for x
    x = 108,620,219,856.17/304,831.27
  6. Step 6: Final answer
    x = 356,329.00

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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.