Home / 789,038.64-1,183,566.60-228,078

Finding the Fourth Proportional to 789,038.64, 1,183,566.60 and 228,078

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Solution

The fourth proportional to 789,038.64, 1,183,566.60 and 228,078 is: 342,119.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,038.64 : 1,183,566.60 = 228,078 : x
  2. Step 2: Convert to fraction form
    789,038.64/1,183,566.60 = 228,078/x
  3. Step 3: Cross multiply
    789,038.64x = 1,183,566.60 × 228,078
  4. Step 4: Simplify right side
    789,038.64x = 269,945,502,994.80
  5. Step 5: Solve for x
    x = 269,945,502,994.80/789,038.64
  6. Step 6: Final answer
    x = 342,119.50

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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.