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Finding the Fourth Proportional to 332,047.90, 458,223.94 and 188,807.94

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Solution

The fourth proportional to 332,047.90, 458,223.94 and 188,807.94 is: 260,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,047.90 : 458,223.94 = 188,807.94 : x
  2. Step 2: Convert to fraction form
    332,047.90/458,223.94 = 188,807.94/x
  3. Step 3: Cross multiply
    332,047.90x = 458,223.94 × 188,807.94
  4. Step 4: Simplify right side
    332,047.90x = 86,516,318,170.08
  5. Step 5: Solve for x
    x = 86,516,318,170.08/332,047.90
  6. Step 6: Final answer
    x = 260,553.73

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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.