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Finding the Third Proportional to 163,668 and 358,576

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Solution

The third proportional to 163,668 and 358,576 is: 785,594.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,668 : 358,576 = 358,576 : x
  2. Step 2: Convert to fraction form
    163,668/358,576 = 358,576/x
  3. Step 3: Cross multiply
    163,668x = 358,576 × 358,576
  4. Step 4: Simplify right side
    163,668x = 128,576,747,776
  5. Step 5: Solve for x
    x = 128,576,747,776/163,668
  6. Step 6: Final answer
    x = 785,594.91

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.