Home / 695,292.75-1,043,101.76-215,495.46

Finding the Fourth Proportional to 695,292.75, 1,043,101.76 and 215,495.46

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Solution

The fourth proportional to 695,292.75, 1,043,101.76 and 215,495.46 is: 323,293.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,292.75 : 1,043,101.76 = 215,495.46 : x
  2. Step 2: Convert to fraction form
    695,292.75/1,043,101.76 = 215,495.46/x
  3. Step 3: Cross multiply
    695,292.75x = 1,043,101.76 × 215,495.46
  4. Step 4: Simplify right side
    695,292.75x = 224,783,692,520.53
  5. Step 5: Solve for x
    x = 224,783,692,520.53/695,292.75
  6. Step 6: Final answer
    x = 323,293.59

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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.