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Finding the Fourth Proportional to 882,150.94, 1,322,693.65 and 395,744.01

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Solution

The fourth proportional to 882,150.94, 1,322,693.65 and 395,744.01 is: 593,377.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,150.94 : 1,322,693.65 = 395,744.01 : x
  2. Step 2: Convert to fraction form
    882,150.94/1,322,693.65 = 395,744.01/x
  3. Step 3: Cross multiply
    882,150.94x = 1,322,693.65 × 395,744.01
  4. Step 4: Simplify right side
    882,150.94x = 523,448,092,027.27
  5. Step 5: Solve for x
    x = 523,448,092,027.27/882,150.94
  6. Step 6: Final answer
    x = 593,377.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.