Home / 695,604.11-1,043,505.23-215,873.35

Finding the Fourth Proportional to 695,604.11, 1,043,505.23 and 215,873.35

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Solution

The fourth proportional to 695,604.11, 1,043,505.23 and 215,873.35 is: 323,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,604.11 : 1,043,505.23 = 215,873.35 : x
  2. Step 2: Convert to fraction form
    695,604.11/1,043,505.23 = 215,873.35/x
  3. Step 3: Cross multiply
    695,604.11x = 1,043,505.23 × 215,873.35
  4. Step 4: Simplify right side
    695,604.11x = 225,264,973,138.50
  5. Step 5: Solve for x
    x = 225,264,973,138.50/695,604.11
  6. Step 6: Final answer
    x = 323,840.78

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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.