Home / 999,003.15-1,498,504.73-662,423.85

Finding the Fourth Proportional to 999,003.15, 1,498,504.73 and 662,423.85

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Solution

The fourth proportional to 999,003.15, 1,498,504.73 and 662,423.85 is: 993,635.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,003.15 : 1,498,504.73 = 662,423.85 : x
  2. Step 2: Convert to fraction form
    999,003.15/1,498,504.73 = 662,423.85/x
  3. Step 3: Cross multiply
    999,003.15x = 1,498,504.73 × 662,423.85
  4. Step 4: Simplify right side
    999,003.15x = 992,645,269,177.69
  5. Step 5: Solve for x
    x = 992,645,269,177.69/999,003.15
  6. Step 6: Final answer
    x = 993,635.78

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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.