Home / 999,095.74-1,498,249.14-399,945.22

Finding the Fourth Proportional to 999,095.74, 1,498,249.14 and 399,945.22

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Solution

The fourth proportional to 999,095.74, 1,498,249.14 and 399,945.22 is: 599,759.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,095.74 : 1,498,249.14 = 399,945.22 : x
  2. Step 2: Convert to fraction form
    999,095.74/1,498,249.14 = 399,945.22/x
  3. Step 3: Cross multiply
    999,095.74x = 1,498,249.14 × 399,945.22
  4. Step 4: Simplify right side
    999,095.74x = 599,217,581,912.11
  5. Step 5: Solve for x
    x = 599,217,581,912.11/999,095.74
  6. Step 6: Final answer
    x = 599,759.92

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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.