Home / 769,778.00-1,154,728.56-264,135.50

Finding the Fourth Proportional to 769,778.00, 1,154,728.56 and 264,135.50

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Solution

The fourth proportional to 769,778.00, 1,154,728.56 and 264,135.50 is: 396,224.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,778.00 : 1,154,728.56 = 264,135.50 : x
  2. Step 2: Convert to fraction form
    769,778.00/1,154,728.56 = 264,135.50/x
  3. Step 3: Cross multiply
    769,778.00x = 1,154,728.56 × 264,135.50
  4. Step 4: Simplify right side
    769,778.00x = 305,004,809,437.21
  5. Step 5: Solve for x
    x = 305,004,809,437.21/769,778.00
  6. Step 6: Final answer
    x = 396,224.38

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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.