Home / 341,295.03-471,137.90-220,494.87

Finding the Fourth Proportional to 341,295.03, 471,137.90 and 220,494.87

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Solution

The fourth proportional to 341,295.03, 471,137.90 and 220,494.87 is: 304,380.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,295.03 : 471,137.90 = 220,494.87 : x
  2. Step 2: Convert to fraction form
    341,295.03/471,137.90 = 220,494.87/x
  3. Step 3: Cross multiply
    341,295.03x = 471,137.90 × 220,494.87
  4. Step 4: Simplify right side
    341,295.03x = 103,883,488,910.10
  5. Step 5: Solve for x
    x = 103,883,488,910.10/341,295.03
  6. Step 6: Final answer
    x = 304,380.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.