Home / 353,845.20-488,309.52-192,700.98

Finding the Fourth Proportional to 353,845.20, 488,309.52 and 192,700.98

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Solution

The fourth proportional to 353,845.20, 488,309.52 and 192,700.98 is: 265,929.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,845.20 : 488,309.52 = 192,700.98 : x
  2. Step 2: Convert to fraction form
    353,845.20/488,309.52 = 192,700.98/x
  3. Step 3: Cross multiply
    353,845.20x = 488,309.52 × 192,700.98
  4. Step 4: Simplify right side
    353,845.20x = 94,097,723,047.33
  5. Step 5: Solve for x
    x = 94,097,723,047.33/353,845.20
  6. Step 6: Final answer
    x = 265,929.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.