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Finding the Fourth Proportional to 333,496.26, 499,885.62 and 144,045.78

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Solution

The fourth proportional to 333,496.26, 499,885.62 and 144,045.78 is: 215,913.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,496.26 : 499,885.62 = 144,045.78 : x
  2. Step 2: Convert to fraction form
    333,496.26/499,885.62 = 144,045.78/x
  3. Step 3: Cross multiply
    333,496.26x = 499,885.62 × 144,045.78
  4. Step 4: Simplify right side
    333,496.26x = 72,006,414,043.68
  5. Step 5: Solve for x
    x = 72,006,414,043.68/333,496.26
  6. Step 6: Final answer
    x = 215,913.71

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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.