Home / 922,987.45-1,384,470.04-239,813.85

Finding the Fourth Proportional to 922,987.45, 1,384,470.04 and 239,813.85

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Solution

The fourth proportional to 922,987.45, 1,384,470.04 and 239,813.85 is: 359,717.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,987.45 : 1,384,470.04 = 239,813.85 : x
  2. Step 2: Convert to fraction form
    922,987.45/1,384,470.04 = 239,813.85/x
  3. Step 3: Cross multiply
    922,987.45x = 1,384,470.04 × 239,813.85
  4. Step 4: Simplify right side
    922,987.45x = 332,015,093,363.70
  5. Step 5: Solve for x
    x = 332,015,093,363.70/922,987.45
  6. Step 6: Final answer
    x = 359,717.88

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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.