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Finding the Fourth Proportional to 339,087.40, 508,760.70 and 333,773.80

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Solution

The fourth proportional to 339,087.40, 508,760.70 and 333,773.80 is: 500,788.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,087.40 : 508,760.70 = 333,773.80 : x
  2. Step 2: Convert to fraction form
    339,087.40/508,760.70 = 333,773.80/x
  3. Step 3: Cross multiply
    339,087.40x = 508,760.70 × 333,773.80
  4. Step 4: Simplify right side
    339,087.40x = 169,810,992,129.66
  5. Step 5: Solve for x
    x = 169,810,992,129.66/339,087.40
  6. Step 6: Final answer
    x = 500,788.27

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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.