Home / 312,004.05-467,087.52-193,293.69

Finding the Fourth Proportional to 312,004.05, 467,087.52 and 193,293.69

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Solution

The fourth proportional to 312,004.05, 467,087.52 and 193,293.69 is: 289,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,004.05 : 467,087.52 = 193,293.69 : x
  2. Step 2: Convert to fraction form
    312,004.05/467,087.52 = 193,293.69/x
  3. Step 3: Cross multiply
    312,004.05x = 467,087.52 × 193,293.69
  4. Step 4: Simplify right side
    312,004.05x = 90,285,070,293.75
  5. Step 5: Solve for x
    x = 90,285,070,293.75/312,004.05
  6. Step 6: Final answer
    x = 289,371.47

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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.