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Finding the Fourth Proportional to 471,552.91, 650,743.08 and 256,694.58

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Solution

The fourth proportional to 471,552.91, 650,743.08 and 256,694.58 is: 354,238.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,552.91 : 650,743.08 = 256,694.58 : x
  2. Step 2: Convert to fraction form
    471,552.91/650,743.08 = 256,694.58/x
  3. Step 3: Cross multiply
    471,552.91x = 650,743.08 × 256,694.58
  4. Step 4: Simplify right side
    471,552.91x = 167,042,221,608.51
  5. Step 5: Solve for x
    x = 167,042,221,608.51/471,552.91
  6. Step 6: Final answer
    x = 354,238.56

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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.