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Finding the Third Proportional to 456,276 and 1,056,246

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Solution

The third proportional to 456,276 and 1,056,246 is: 2,445,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,276 : 1,056,246 = 1,056,246 : x
  2. Step 2: Convert to fraction form
    456,276/1,056,246 = 1,056,246/x
  3. Step 3: Cross multiply
    456,276x = 1,056,246 × 1,056,246
  4. Step 4: Simplify right side
    456,276x = 1,115,655,612,516
  5. Step 5: Solve for x
    x = 1,115,655,612,516/456,276
  6. Step 6: Final answer
    x = 2,445,133.24

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.