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Finding the Third Proportional to 430,071 and 683,243

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Solution

The third proportional to 430,071 and 683,243 is: 1,085,451.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,071 : 683,243 = 683,243 : x
  2. Step 2: Convert to fraction form
    430,071/683,243 = 683,243/x
  3. Step 3: Cross multiply
    430,071x = 683,243 × 683,243
  4. Step 4: Simplify right side
    430,071x = 466,820,997,049
  5. Step 5: Solve for x
    x = 466,820,997,049/430,071
  6. Step 6: Final answer
    x = 1,085,451.00

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.