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Finding the Third Proportional to 482,328 and 709,056

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Solution

The third proportional to 482,328 and 709,056 is: 1,042,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,328 : 709,056 = 709,056 : x
  2. Step 2: Convert to fraction form
    482,328/709,056 = 709,056/x
  3. Step 3: Cross multiply
    482,328x = 709,056 × 709,056
  4. Step 4: Simplify right side
    482,328x = 502,760,411,136
  5. Step 5: Solve for x
    x = 502,760,411,136/482,328
  6. Step 6: Final answer
    x = 1,042,362.07

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.