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Finding the Fourth Proportional to 332,606.88, 498,959.68 and 122,228.40

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Solution

The fourth proportional to 332,606.88, 498,959.68 and 122,228.40 is: 183,360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,606.88 : 498,959.68 = 122,228.40 : x
  2. Step 2: Convert to fraction form
    332,606.88/498,959.68 = 122,228.40/x
  3. Step 3: Cross multiply
    332,606.88x = 498,959.68 × 122,228.40
  4. Step 4: Simplify right side
    332,606.88x = 60,987,043,350.91
  5. Step 5: Solve for x
    x = 60,987,043,350.91/332,606.88
  6. Step 6: Final answer
    x = 183,360.74

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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.