Home / 830,342.24-1,245,688.32-269,333

Finding the Fourth Proportional to 830,342.24, 1,245,688.32 and 269,333

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Solution

The fourth proportional to 830,342.24, 1,245,688.32 and 269,333 is: 404,056.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,342.24 : 1,245,688.32 = 269,333 : x
  2. Step 2: Convert to fraction form
    830,342.24/1,245,688.32 = 269,333/x
  3. Step 3: Cross multiply
    830,342.24x = 1,245,688.32 × 269,333
  4. Step 4: Simplify right side
    830,342.24x = 335,504,972,290.56
  5. Step 5: Solve for x
    x = 335,504,972,290.56/830,342.24
  6. Step 6: Final answer
    x = 404,056.25

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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.