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Finding the Third Proportional to 155,810.94 and 336,533.17

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Solution

The third proportional to 155,810.94 and 336,533.17 is: 726,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,810.94 : 336,533.17 = 336,533.17 : x
  2. Step 2: Convert to fraction form
    155,810.94/336,533.17 = 336,533.17/x
  3. Step 3: Cross multiply
    155,810.94x = 336,533.17 × 336,533.17
  4. Step 4: Simplify right side
    155,810.94x = 113,254,573,143.09
  5. Step 5: Solve for x
    x = 113,254,573,143.09/155,810.94
  6. Step 6: Final answer
    x = 726,871.79

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.