Home / 999,538.76-1,498,895.44-383,949.70

Finding the Fourth Proportional to 999,538.76, 1,498,895.44 and 383,949.70

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Solution

The fourth proportional to 999,538.76, 1,498,895.44 and 383,949.70 is: 575,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,538.76 : 1,498,895.44 = 383,949.70 : x
  2. Step 2: Convert to fraction form
    999,538.76/1,498,895.44 = 383,949.70/x
  3. Step 3: Cross multiply
    999,538.76x = 1,498,895.44 × 383,949.70
  4. Step 4: Simplify right side
    999,538.76x = 575,500,454,519.37
  5. Step 5: Solve for x
    x = 575,500,454,519.37/999,538.76
  6. Step 6: Final answer
    x = 575,766.02

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1.5x scale

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.