Home / 558,377.96-837,843.71-221,411.39

Finding the Fourth Proportional to 558,377.96, 837,843.71 and 221,411.39

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Solution

The fourth proportional to 558,377.96, 837,843.71 and 221,411.39 is: 332,226.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,377.96 : 837,843.71 = 221,411.39 : x
  2. Step 2: Convert to fraction form
    558,377.96/837,843.71 = 221,411.39/x
  3. Step 3: Cross multiply
    558,377.96x = 837,843.71 × 221,411.39
  4. Step 4: Simplify right side
    558,377.96x = 185,508,135,137.58
  5. Step 5: Solve for x
    x = 185,508,135,137.58/558,377.96
  6. Step 6: Final answer
    x = 332,226.82

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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.