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Finding the Third Proportional to 163,368 and 346,896

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Solution

The third proportional to 163,368 and 346,896 is: 736,599.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,368 : 346,896 = 346,896 : x
  2. Step 2: Convert to fraction form
    163,368/346,896 = 346,896/x
  3. Step 3: Cross multiply
    163,368x = 346,896 × 346,896
  4. Step 4: Simplify right side
    163,368x = 120,336,834,816
  5. Step 5: Solve for x
    x = 120,336,834,816/163,368
  6. Step 6: Final answer
    x = 736,599.79

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.