Home / 558,451.22-837,400.08-198,568.09

Finding the Fourth Proportional to 558,451.22, 837,400.08 and 198,568.09

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Solution

The fourth proportional to 558,451.22, 837,400.08 and 198,568.09 is: 297,753.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,451.22 : 837,400.08 = 198,568.09 : x
  2. Step 2: Convert to fraction form
    558,451.22/837,400.08 = 198,568.09/x
  3. Step 3: Cross multiply
    558,451.22x = 837,400.08 × 198,568.09
  4. Step 4: Simplify right side
    558,451.22x = 166,280,930,264.45
  5. Step 5: Solve for x
    x = 166,280,930,264.45/558,451.22
  6. Step 6: Final answer
    x = 297,753.72

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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.