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Finding the Third Proportional to 162,006.75 and 378,483.75

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Solution

The third proportional to 162,006.75 and 378,483.75 is: 884,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,006.75 : 378,483.75 = 378,483.75 : x
  2. Step 2: Convert to fraction form
    162,006.75/378,483.75 = 378,483.75/x
  3. Step 3: Cross multiply
    162,006.75x = 378,483.75 × 378,483.75
  4. Step 4: Simplify right side
    162,006.75x = 143,249,949,014.06
  5. Step 5: Solve for x
    x = 143,249,949,014.06/162,006.75
  6. Step 6: Final answer
    x = 884,222.10

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.