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Finding the Fourth Proportional to 332,606.98, 499,107.34 and 122,392.54

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Solution

The fourth proportional to 332,606.98, 499,107.34 and 122,392.54 is: 183,661.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,606.98 : 499,107.34 = 122,392.54 : x
  2. Step 2: Convert to fraction form
    332,606.98/499,107.34 = 122,392.54/x
  3. Step 3: Cross multiply
    332,606.98x = 499,107.34 × 122,392.54
  4. Step 4: Simplify right side
    332,606.98x = 61,087,015,075.24
  5. Step 5: Solve for x
    x = 61,087,015,075.24/332,606.98
  6. Step 6: Final answer
    x = 183,661.25

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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.