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Finding the Fourth Proportional to 519,511.57, 779,311.77 and 182,522.95

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Solution

The fourth proportional to 519,511.57, 779,311.77 and 182,522.95 is: 273,800.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,511.57 : 779,311.77 = 182,522.95 : x
  2. Step 2: Convert to fraction form
    519,511.57/779,311.77 = 182,522.95/x
  3. Step 3: Cross multiply
    519,511.57x = 779,311.77 × 182,522.95
  4. Step 4: Simplify right side
    519,511.57x = 142,242,283,230.12
  5. Step 5: Solve for x
    x = 142,242,283,230.12/519,511.57
  6. Step 6: Final answer
    x = 273,800.03

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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.