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Finding the Fourth Proportional to 352,876.26, 529,016.83 and 153,046.14

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Solution

The fourth proportional to 352,876.26, 529,016.83 and 153,046.14 is: 229,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,876.26 : 529,016.83 = 153,046.14 : x
  2. Step 2: Convert to fraction form
    352,876.26/529,016.83 = 153,046.14/x
  3. Step 3: Cross multiply
    352,876.26x = 529,016.83 × 153,046.14
  4. Step 4: Simplify right side
    352,876.26x = 80,963,980,416.22
  5. Step 5: Solve for x
    x = 80,963,980,416.22/352,876.26
  6. Step 6: Final answer
    x = 229,440.15

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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.