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Finding the Third Proportional to 181,303.50 and 392,739.50

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Solution

The third proportional to 181,303.50 and 392,739.50 is: 850,752.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,303.50 : 392,739.50 = 392,739.50 : x
  2. Step 2: Convert to fraction form
    181,303.50/392,739.50 = 392,739.50/x
  3. Step 3: Cross multiply
    181,303.50x = 392,739.50 × 392,739.50
  4. Step 4: Simplify right side
    181,303.50x = 154,244,314,860.25
  5. Step 5: Solve for x
    x = 154,244,314,860.25/181,303.50
  6. Step 6: Final answer
    x = 850,752.00

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.