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Finding the Fourth Proportional to 471,695.74, 650,951.82 and 256,847.58

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Solution

The fourth proportional to 471,695.74, 650,951.82 and 256,847.58 is: 354,456.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,695.74 : 650,951.82 = 256,847.58 : x
  2. Step 2: Convert to fraction form
    471,695.74/650,951.82 = 256,847.58/x
  3. Step 3: Cross multiply
    471,695.74x = 650,951.82 × 256,847.58
  4. Step 4: Simplify right side
    471,695.74x = 167,195,399,663.60
  5. Step 5: Solve for x
    x = 167,195,399,663.60/471,695.74
  6. Step 6: Final answer
    x = 354,456.03

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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.