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Finding the Fourth Proportional to 332,947.44, 499,187.52 and 122,558.40

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Solution

The fourth proportional to 332,947.44, 499,187.52 and 122,558.40 is: 183,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,947.44 : 499,187.52 = 122,558.40 : x
  2. Step 2: Convert to fraction form
    332,947.44/499,187.52 = 122,558.40/x
  3. Step 3: Cross multiply
    332,947.44x = 499,187.52 × 122,558.40
  4. Step 4: Simplify right side
    332,947.44x = 61,179,623,751.17
  5. Step 5: Solve for x
    x = 61,179,623,751.17/332,947.44
  6. Step 6: Final answer
    x = 183,751.60

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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.