Home / 340,350.20-469,675.50-213,095.96

Finding the Fourth Proportional to 340,350.20, 469,675.50 and 213,095.96

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Solution

The fourth proportional to 340,350.20, 469,675.50 and 213,095.96 is: 294,067.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,350.20 : 469,675.50 = 213,095.96 : x
  2. Step 2: Convert to fraction form
    340,350.20/469,675.50 = 213,095.96/x
  3. Step 3: Cross multiply
    340,350.20x = 469,675.50 × 213,095.96
  4. Step 4: Simplify right side
    340,350.20x = 100,085,951,560.98
  5. Step 5: Solve for x
    x = 100,085,951,560.98/340,350.20
  6. Step 6: Final answer
    x = 294,067.56

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1.5x scale

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.