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Finding the Third Proportional to 430,239 and 888,108

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Solution

The third proportional to 430,239 and 888,108 is: 1,833,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,239 : 888,108 = 888,108 : x
  2. Step 2: Convert to fraction form
    430,239/888,108 = 888,108/x
  3. Step 3: Cross multiply
    430,239x = 888,108 × 888,108
  4. Step 4: Simplify right side
    430,239x = 788,735,819,664
  5. Step 5: Solve for x
    x = 788,735,819,664/430,239
  6. Step 6: Final answer
    x = 1,833,250.40

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.