Home / 352,921.44-529,380.90-153,215.76

Finding the Fourth Proportional to 352,921.44, 529,380.90 and 153,215.76

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Solution

The fourth proportional to 352,921.44, 529,380.90 and 153,215.76 is: 229,823.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,921.44 : 529,380.90 = 153,215.76 : x
  2. Step 2: Convert to fraction form
    352,921.44/529,380.90 = 153,215.76/x
  3. Step 3: Cross multiply
    352,921.44x = 529,380.90 × 153,215.76
  4. Step 4: Simplify right side
    352,921.44x = 81,109,496,922.98
  5. Step 5: Solve for x
    x = 81,109,496,922.98/352,921.44
  6. Step 6: Final answer
    x = 229,823.09

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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.