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Finding the Third Proportional to 571,043 and 803,443

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Solution

The third proportional to 571,043 and 803,443 is: 1,130,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,043 : 803,443 = 803,443 : x
  2. Step 2: Convert to fraction form
    571,043/803,443 = 803,443/x
  3. Step 3: Cross multiply
    571,043x = 803,443 × 803,443
  4. Step 4: Simplify right side
    571,043x = 645,520,654,249
  5. Step 5: Solve for x
    x = 645,520,654,249/571,043
  6. Step 6: Final answer
    x = 1,130,423.90

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.