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Finding the Third Proportional to 738,246 and 1,055,685

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Solution

The third proportional to 738,246 and 1,055,685 is: 1,509,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,246 : 1,055,685 = 1,055,685 : x
  2. Step 2: Convert to fraction form
    738,246/1,055,685 = 1,055,685/x
  3. Step 3: Cross multiply
    738,246x = 1,055,685 × 1,055,685
  4. Step 4: Simplify right side
    738,246x = 1,114,470,819,225
  5. Step 5: Solve for x
    x = 1,114,470,819,225/738,246
  6. Step 6: Final answer
    x = 1,509,619.85

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.