Home / 298,380.07-447,678.38-184,395.03

Finding the Fourth Proportional to 298,380.07, 447,678.38 and 184,395.03

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Solution

The fourth proportional to 298,380.07, 447,678.38 and 184,395.03 is: 276,659.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,380.07 : 447,678.38 = 184,395.03 : x
  2. Step 2: Convert to fraction form
    298,380.07/447,678.38 = 184,395.03/x
  3. Step 3: Cross multiply
    298,380.07x = 447,678.38 × 184,395.03
  4. Step 4: Simplify right side
    298,380.07x = 82,549,667,092.65
  5. Step 5: Solve for x
    x = 82,549,667,092.65/298,380.07
  6. Step 6: Final answer
    x = 276,659.45

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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.