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Finding the Fourth Proportional to 548,097.15, 822,256.59 and 228,273.10

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Solution

The fourth proportional to 548,097.15, 822,256.59 and 228,273.10 is: 342,455.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,097.15 : 822,256.59 = 228,273.10 : x
  2. Step 2: Convert to fraction form
    548,097.15/822,256.59 = 228,273.10/x
  3. Step 3: Cross multiply
    548,097.15x = 822,256.59 × 228,273.10
  4. Step 4: Simplify right side
    548,097.15x = 187,699,060,224.05
  5. Step 5: Solve for x
    x = 187,699,060,224.05/548,097.15
  6. Step 6: Final answer
    x = 342,455.83

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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.