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Finding the Fourth Proportional to 332,440.10, 498,660.10 and 83,122.10

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Solution

The fourth proportional to 332,440.10, 498,660.10 and 83,122.10 is: 124,683.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,440.10 : 498,660.10 = 83,122.10 : x
  2. Step 2: Convert to fraction form
    332,440.10/498,660.10 = 83,122.10/x
  3. Step 3: Cross multiply
    332,440.10x = 498,660.10 × 83,122.10
  4. Step 4: Simplify right side
    332,440.10x = 41,449,674,698.21
  5. Step 5: Solve for x
    x = 41,449,674,698.21/332,440.10
  6. Step 6: Final answer
    x = 124,683.14

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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.