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Finding the Fourth Proportional to 332,223.53, 458,520.95 and 211,238.69

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Solution

The fourth proportional to 332,223.53, 458,520.95 and 211,238.69 is: 291,542.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,223.53 : 458,520.95 = 211,238.69 : x
  2. Step 2: Convert to fraction form
    332,223.53/458,520.95 = 211,238.69/x
  3. Step 3: Cross multiply
    332,223.53x = 458,520.95 × 211,238.69
  4. Step 4: Simplify right side
    332,223.53x = 96,857,363,051.05
  5. Step 5: Solve for x
    x = 96,857,363,051.05/332,223.53
  6. Step 6: Final answer
    x = 291,542.76

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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.