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Finding the Fourth Proportional to 339,750.30, 509,625.45 and 182,286.30

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Solution

The fourth proportional to 339,750.30, 509,625.45 and 182,286.30 is: 273,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,750.30 : 509,625.45 = 182,286.30 : x
  2. Step 2: Convert to fraction form
    339,750.30/509,625.45 = 182,286.30/x
  3. Step 3: Cross multiply
    339,750.30x = 509,625.45 × 182,286.30
  4. Step 4: Simplify right side
    339,750.30x = 92,897,737,666.34
  5. Step 5: Solve for x
    x = 92,897,737,666.34/339,750.30
  6. Step 6: Final answer
    x = 273,429.45

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Similar ratio
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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.