Home / 999,516.45-1,498,862.22-383,927.37

Finding the Fourth Proportional to 999,516.45, 1,498,862.22 and 383,927.37

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Solution

The fourth proportional to 999,516.45, 1,498,862.22 and 383,927.37 is: 575,732.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,516.45 : 1,498,862.22 = 383,927.37 : x
  2. Step 2: Convert to fraction form
    999,516.45/1,498,862.22 = 383,927.37/x
  3. Step 3: Cross multiply
    999,516.45x = 1,498,862.22 × 383,927.37
  4. Step 4: Simplify right side
    999,516.45x = 575,454,230,116.96
  5. Step 5: Solve for x
    x = 575,454,230,116.96/999,516.45
  6. Step 6: Final answer
    x = 575,732.63

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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.