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Finding the Third Proportional to 303,130 and 452,823

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Solution

The third proportional to 303,130 and 452,823 is: 676,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,130 : 452,823 = 452,823 : x
  2. Step 2: Convert to fraction form
    303,130/452,823 = 452,823/x
  3. Step 3: Cross multiply
    303,130x = 452,823 × 452,823
  4. Step 4: Simplify right side
    303,130x = 205,048,669,329
  5. Step 5: Solve for x
    x = 205,048,669,329/303,130
  6. Step 6: Final answer
    x = 676,438.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.