Home / 881,380.74-1,322,188.80-348,777.22

Finding the Fourth Proportional to 881,380.74, 1,322,188.80 and 348,777.22

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Solution

The fourth proportional to 881,380.74, 1,322,188.80 and 348,777.22 is: 523,212.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,380.74 : 1,322,188.80 = 348,777.22 : x
  2. Step 2: Convert to fraction form
    881,380.74/1,322,188.80 = 348,777.22/x
  3. Step 3: Cross multiply
    881,380.74x = 1,322,188.80 × 348,777.22
  4. Step 4: Simplify right side
    881,380.74x = 461,149,327,368.19
  5. Step 5: Solve for x
    x = 461,149,327,368.19/881,380.74
  6. Step 6: Final answer
    x = 523,212.39

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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.