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Finding the Fourth Proportional to 332,817.81, 499,224.88 and 133,184.40

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Solution

The fourth proportional to 332,817.81, 499,224.88 and 133,184.40 is: 199,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,817.81 : 499,224.88 = 133,184.40 : x
  2. Step 2: Convert to fraction form
    332,817.81/499,224.88 = 133,184.40/x
  3. Step 3: Cross multiply
    332,817.81x = 499,224.88 × 133,184.40
  4. Step 4: Simplify right side
    332,817.81x = 66,488,966,107.87
  5. Step 5: Solve for x
    x = 66,488,966,107.87/332,817.81
  6. Step 6: Final answer
    x = 199,775.87

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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.