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Finding the Third Proportional to 130,048 and 279,495

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Solution

The third proportional to 130,048 and 279,495 is: 600,681.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,048 : 279,495 = 279,495 : x
  2. Step 2: Convert to fraction form
    130,048/279,495 = 279,495/x
  3. Step 3: Cross multiply
    130,048x = 279,495 × 279,495
  4. Step 4: Simplify right side
    130,048x = 78,117,455,025
  5. Step 5: Solve for x
    x = 78,117,455,025/130,048
  6. Step 6: Final answer
    x = 600,681.71

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.