Home / 384,221.24-576,280.80-114,344.54

Finding the Fourth Proportional to 384,221.24, 576,280.80 and 114,344.54

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Solution

The fourth proportional to 384,221.24, 576,280.80 and 114,344.54 is: 171,501.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,221.24 : 576,280.80 = 114,344.54 : x
  2. Step 2: Convert to fraction form
    384,221.24/576,280.80 = 114,344.54/x
  3. Step 3: Cross multiply
    384,221.24x = 576,280.80 × 114,344.54
  4. Step 4: Simplify right side
    384,221.24x = 65,894,562,986.83
  5. Step 5: Solve for x
    x = 65,894,562,986.83/384,221.24
  6. Step 6: Final answer
    x = 171,501.61

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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.