Home / 789,355.90-1,184,228.34-228,447.10

Finding the Fourth Proportional to 789,355.90, 1,184,228.34 and 228,447.10

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Solution

The fourth proportional to 789,355.90, 1,184,228.34 and 228,447.10 is: 342,726.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,355.90 : 1,184,228.34 = 228,447.10 : x
  2. Step 2: Convert to fraction form
    789,355.90/1,184,228.34 = 228,447.10/x
  3. Step 3: Cross multiply
    789,355.90x = 1,184,228.34 × 228,447.10
  4. Step 4: Simplify right side
    789,355.90x = 270,533,530,010.81
  5. Step 5: Solve for x
    x = 270,533,530,010.81/789,355.90
  6. Step 6: Final answer
    x = 342,726.94

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Double scale
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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.