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Finding the Third Proportional to 157,792 and 340,856

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Solution

The third proportional to 157,792 and 340,856 is: 736,303.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,792 : 340,856 = 340,856 : x
  2. Step 2: Convert to fraction form
    157,792/340,856 = 340,856/x
  3. Step 3: Cross multiply
    157,792x = 340,856 × 340,856
  4. Step 4: Simplify right side
    157,792x = 116,182,812,736
  5. Step 5: Solve for x
    x = 116,182,812,736/157,792
  6. Step 6: Final answer
    x = 736,303.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.