Home / 789,346.90-1,184,214.75-228,438.10

Finding the Fourth Proportional to 789,346.90, 1,184,214.75 and 228,438.10

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Solution

The fourth proportional to 789,346.90, 1,184,214.75 and 228,438.10 is: 342,713.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,346.90 : 1,184,214.75 = 228,438.10 : x
  2. Step 2: Convert to fraction form
    789,346.90/1,184,214.75 = 228,438.10/x
  3. Step 3: Cross multiply
    789,346.90x = 1,184,214.75 × 228,438.10
  4. Step 4: Simplify right side
    789,346.90x = 270,519,767,481.98
  5. Step 5: Solve for x
    x = 270,519,767,481.98/789,346.90
  6. Step 6: Final answer
    x = 342,713.41

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1.5x scale

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.