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Finding the Third Proportional to 294,926 and 645,046

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Solution

The third proportional to 294,926 and 645,046 is: 1,410,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,926 : 645,046 = 645,046 : x
  2. Step 2: Convert to fraction form
    294,926/645,046 = 645,046/x
  3. Step 3: Cross multiply
    294,926x = 645,046 × 645,046
  4. Step 4: Simplify right side
    294,926x = 416,084,342,116
  5. Step 5: Solve for x
    x = 416,084,342,116/294,926
  6. Step 6: Final answer
    x = 1,410,809.29

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.