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Finding the Third Proportional to 302,445 and 446,769

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Solution

The third proportional to 302,445 and 446,769 is: 659,963.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,445 : 446,769 = 446,769 : x
  2. Step 2: Convert to fraction form
    302,445/446,769 = 446,769/x
  3. Step 3: Cross multiply
    302,445x = 446,769 × 446,769
  4. Step 4: Simplify right side
    302,445x = 199,602,539,361
  5. Step 5: Solve for x
    x = 199,602,539,361/302,445
  6. Step 6: Final answer
    x = 659,963.10

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.