Home / 1,016,974.85-1,525,418.52-306,981.69

Finding the Fourth Proportional to 1,016,974.85, 1,525,418.52 and 306,981.69

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Solution

The fourth proportional to 1,016,974.85, 1,525,418.52 and 306,981.69 is: 460,459.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,974.85 : 1,525,418.52 = 306,981.69 : x
  2. Step 2: Convert to fraction form
    1,016,974.85/1,525,418.52 = 306,981.69/x
  3. Step 3: Cross multiply
    1,016,974.85x = 1,525,418.52 × 306,981.69
  4. Step 4: Simplify right side
    1,016,974.85x = 468,275,555,226.90
  5. Step 5: Solve for x
    x = 468,275,555,226.90/1,016,974.85
  6. Step 6: Final answer
    x = 460,459.33

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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.