Home / 339,541.29-509,255.44-102,827.70

Finding the Fourth Proportional to 339,541.29, 509,255.44 and 102,827.70

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Solution

The fourth proportional to 339,541.29, 509,255.44 and 102,827.70 is: 154,224.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,541.29 : 509,255.44 = 102,827.70 : x
  2. Step 2: Convert to fraction form
    339,541.29/509,255.44 = 102,827.70/x
  3. Step 3: Cross multiply
    339,541.29x = 509,255.44 × 102,827.70
  4. Step 4: Simplify right side
    339,541.29x = 52,365,565,350.62
  5. Step 5: Solve for x
    x = 52,365,565,350.62/339,541.29
  6. Step 6: Final answer
    x = 154,224.44

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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.