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Finding the Fourth Proportional to 471,367.65, 650,500.92 and 256,521.33

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Solution

The fourth proportional to 471,367.65, 650,500.92 and 256,521.33 is: 354,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,367.65 : 650,500.92 = 256,521.33 : x
  2. Step 2: Convert to fraction form
    471,367.65/650,500.92 = 256,521.33/x
  3. Step 3: Cross multiply
    471,367.65x = 650,500.92 × 256,521.33
  4. Step 4: Simplify right side
    471,367.65x = 166,867,361,164.62
  5. Step 5: Solve for x
    x = 166,867,361,164.62/471,367.65
  6. Step 6: Final answer
    x = 354,006.82

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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.