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Finding the Fourth Proportional to 339,002.92, 508,808.94 and 189,023.32

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Solution

The fourth proportional to 339,002.92, 508,808.94 and 189,023.32 is: 283,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,002.92 : 508,808.94 = 189,023.32 : x
  2. Step 2: Convert to fraction form
    339,002.92/508,808.94 = 189,023.32/x
  3. Step 3: Cross multiply
    339,002.92x = 508,808.94 × 189,023.32
  4. Step 4: Simplify right side
    339,002.92x = 96,176,755,084.48
  5. Step 5: Solve for x
    x = 96,176,755,084.48/339,002.92
  6. Step 6: Final answer
    x = 283,704.80

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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.