Home / 999,896.88-1,498,341.96-400,263.60

Finding the Fourth Proportional to 999,896.88, 1,498,341.96 and 400,263.60

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Solution

The fourth proportional to 999,896.88, 1,498,341.96 and 400,263.60 is: 599,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,896.88 : 1,498,341.96 = 400,263.60 : x
  2. Step 2: Convert to fraction form
    999,896.88/1,498,341.96 = 400,263.60/x
  3. Step 3: Cross multiply
    999,896.88x = 1,498,341.96 × 400,263.60
  4. Step 4: Simplify right side
    999,896.88x = 599,731,746,940.66
  5. Step 5: Solve for x
    x = 599,731,746,940.66/999,896.88
  6. Step 6: Final answer
    x = 599,793.60

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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.