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Finding the Fourth Proportional to 353,752.24, 488,153.42 and 200,793.56

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Solution

The fourth proportional to 353,752.24, 488,153.42 and 200,793.56 is: 277,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,752.24 : 488,153.42 = 200,793.56 : x
  2. Step 2: Convert to fraction form
    353,752.24/488,153.42 = 200,793.56/x
  3. Step 3: Cross multiply
    353,752.24x = 488,153.42 × 200,793.56
  4. Step 4: Simplify right side
    353,752.24x = 98,018,063,027.98
  5. Step 5: Solve for x
    x = 98,018,063,027.98/353,752.24
  6. Step 6: Final answer
    x = 277,081.11

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1.5x scale

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.