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Finding the Fourth Proportional to 471,604.92, 650,794.32 and 256,745.72

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Solution

The fourth proportional to 471,604.92, 650,794.32 and 256,745.72 is: 354,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,604.92 : 650,794.32 = 256,745.72 : x
  2. Step 2: Convert to fraction form
    471,604.92/650,794.32 = 256,745.72/x
  3. Step 3: Cross multiply
    471,604.92x = 650,794.32 × 256,745.72
  4. Step 4: Simplify right side
    471,604.92x = 167,088,653,006.34
  5. Step 5: Solve for x
    x = 167,088,653,006.34/471,604.92
  6. Step 6: Final answer
    x = 354,297.94

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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.