Home / 695,324.66-1,043,149.64-215,527.34

Finding the Fourth Proportional to 695,324.66, 1,043,149.64 and 215,527.34

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Solution

The fourth proportional to 695,324.66, 1,043,149.64 and 215,527.34 is: 323,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,324.66 : 1,043,149.64 = 215,527.34 : x
  2. Step 2: Convert to fraction form
    695,324.66/1,043,149.64 = 215,527.34/x
  3. Step 3: Cross multiply
    695,324.66x = 1,043,149.64 × 215,527.34
  4. Step 4: Simplify right side
    695,324.66x = 224,827,260,837.77
  5. Step 5: Solve for x
    x = 224,827,260,837.77/695,324.66
  6. Step 6: Final answer
    x = 323,341.42

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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.