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Finding the Third Proportional to 626,454 and 948,429

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Solution

The third proportional to 626,454 and 948,429 is: 1,435,887.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,454 : 948,429 = 948,429 : x
  2. Step 2: Convert to fraction form
    626,454/948,429 = 948,429/x
  3. Step 3: Cross multiply
    626,454x = 948,429 × 948,429
  4. Step 4: Simplify right side
    626,454x = 899,517,568,041
  5. Step 5: Solve for x
    x = 899,517,568,041/626,454
  6. Step 6: Final answer
    x = 1,435,887.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.