Home / 526,578.36-789,369.32-324,298.86

Finding the Fourth Proportional to 526,578.36, 789,369.32 and 324,298.86

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Solution

The fourth proportional to 526,578.36, 789,369.32 and 324,298.86 is: 486,141.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,578.36 : 789,369.32 = 324,298.86 : x
  2. Step 2: Convert to fraction form
    526,578.36/789,369.32 = 324,298.86/x
  3. Step 3: Cross multiply
    526,578.36x = 789,369.32 × 324,298.86
  4. Step 4: Simplify right side
    526,578.36x = 255,991,570,594.98
  5. Step 5: Solve for x
    x = 255,991,570,594.98/526,578.36
  6. Step 6: Final answer
    x = 486,141.46

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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.