Home / 893,394.50-1,339,499.31-324,708.08

Finding the Fourth Proportional to 893,394.50, 1,339,499.31 and 324,708.08

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Solution

The fourth proportional to 893,394.50, 1,339,499.31 and 324,708.08 is: 486,846.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,394.50 : 1,339,499.31 = 324,708.08 : x
  2. Step 2: Convert to fraction form
    893,394.50/1,339,499.31 = 324,708.08/x
  3. Step 3: Cross multiply
    893,394.50x = 1,339,499.31 × 324,708.08
  4. Step 4: Simplify right side
    893,394.50x = 434,946,242,413.93
  5. Step 5: Solve for x
    x = 434,946,242,413.93/893,394.50
  6. Step 6: Final answer
    x = 486,846.79

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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.