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Finding the Fourth Proportional to 332,592.98, 499,086.30 and 122,378.54

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Solution

The fourth proportional to 332,592.98, 499,086.30 and 122,378.54 is: 183,640.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,592.98 : 499,086.30 = 122,378.54 : x
  2. Step 2: Convert to fraction form
    332,592.98/499,086.30 = 122,378.54/x
  3. Step 3: Cross multiply
    332,592.98x = 499,086.30 × 122,378.54
  4. Step 4: Simplify right side
    332,592.98x = 61,077,452,728.00
  5. Step 5: Solve for x
    x = 61,077,452,728.00/332,592.98
  6. Step 6: Final answer
    x = 183,640.23

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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.