Home / 353,754.24-488,156.19-200,795.55

Finding the Fourth Proportional to 353,754.24, 488,156.19 and 200,795.55

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Solution

The fourth proportional to 353,754.24, 488,156.19 and 200,795.55 is: 277,083.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,754.24 : 488,156.19 = 200,795.55 : x
  2. Step 2: Convert to fraction form
    353,754.24/488,156.19 = 200,795.55/x
  3. Step 3: Cross multiply
    353,754.24x = 488,156.19 × 200,795.55
  4. Step 4: Simplify right side
    353,754.24x = 98,019,590,656.95
  5. Step 5: Solve for x
    x = 98,019,590,656.95/353,754.24
  6. Step 6: Final answer
    x = 277,083.86

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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.