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Finding the Fourth Proportional to 412,050.54, 568,602.69 and 230,720.91

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Solution

The fourth proportional to 412,050.54, 568,602.69 and 230,720.91 is: 318,379.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,050.54 : 568,602.69 = 230,720.91 : x
  2. Step 2: Convert to fraction form
    412,050.54/568,602.69 = 230,720.91/x
  3. Step 3: Cross multiply
    412,050.54x = 568,602.69 × 230,720.91
  4. Step 4: Simplify right side
    412,050.54x = 131,188,527,067.78
  5. Step 5: Solve for x
    x = 131,188,527,067.78/412,050.54
  6. Step 6: Final answer
    x = 318,379.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.