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Finding the Fourth Proportional to 332,449.84, 498,666.84 and 83,131.60

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Solution

The fourth proportional to 332,449.84, 498,666.84 and 83,131.60 is: 124,695.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,449.84 : 498,666.84 = 83,131.60 : x
  2. Step 2: Convert to fraction form
    332,449.84/498,666.84 = 83,131.60/x
  3. Step 3: Cross multiply
    332,449.84x = 498,666.84 × 83,131.60
  4. Step 4: Simplify right side
    332,449.84x = 41,454,972,276.14
  5. Step 5: Solve for x
    x = 41,454,972,276.14/332,449.84
  6. Step 6: Final answer
    x = 124,695.42

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1.5x scale

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.