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Finding the Third Proportional to 345,651.75 and 705,025.13

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Solution

The third proportional to 345,651.75 and 705,025.13 is: 1,438,038.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,651.75 : 705,025.13 = 705,025.13 : x
  2. Step 2: Convert to fraction form
    345,651.75/705,025.13 = 705,025.13/x
  3. Step 3: Cross multiply
    345,651.75x = 705,025.13 × 705,025.13
  4. Step 4: Simplify right side
    345,651.75x = 497,060,426,881.27
  5. Step 5: Solve for x
    x = 497,060,426,881.27/345,651.75
  6. Step 6: Final answer
    x = 1,438,038.22

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.