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Finding the Third Proportional to 341,025.75 and 509,431.50

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Solution

The third proportional to 341,025.75 and 509,431.50 is: 760,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,025.75 : 509,431.50 = 509,431.50 : x
  2. Step 2: Convert to fraction form
    341,025.75/509,431.50 = 509,431.50/x
  3. Step 3: Cross multiply
    341,025.75x = 509,431.50 × 509,431.50
  4. Step 4: Simplify right side
    341,025.75x = 259,520,453,192.25
  5. Step 5: Solve for x
    x = 259,520,453,192.25/341,025.75
  6. Step 6: Final answer
    x = 760,999.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.