Home / 769,628.08-1,154,612.49-264,177.73

Finding the Fourth Proportional to 769,628.08, 1,154,612.49 and 264,177.73

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Solution

The fourth proportional to 769,628.08, 1,154,612.49 and 264,177.73 is: 396,325.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,628.08 : 1,154,612.49 = 264,177.73 : x
  2. Step 2: Convert to fraction form
    769,628.08/1,154,612.49 = 264,177.73/x
  3. Step 3: Cross multiply
    769,628.08x = 1,154,612.49 × 264,177.73
  4. Step 4: Simplify right side
    769,628.08x = 305,022,906,637.85
  5. Step 5: Solve for x
    x = 305,022,906,637.85/769,628.08
  6. Step 6: Final answer
    x = 396,325.08

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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.