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Finding the Third Proportional to 370,404 and 560,769

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Solution

The third proportional to 370,404 and 560,769 is: 848,969.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,404 : 560,769 = 560,769 : x
  2. Step 2: Convert to fraction form
    370,404/560,769 = 560,769/x
  3. Step 3: Cross multiply
    370,404x = 560,769 × 560,769
  4. Step 4: Simplify right side
    370,404x = 314,461,871,361
  5. Step 5: Solve for x
    x = 314,461,871,361/370,404
  6. Step 6: Final answer
    x = 848,969.97

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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.