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Finding the Fourth Proportional to 471,226.76, 650,295.75 and 256,368.36

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Solution

The fourth proportional to 471,226.76, 650,295.75 and 256,368.36 is: 353,789.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,226.76 : 650,295.75 = 256,368.36 : x
  2. Step 2: Convert to fraction form
    471,226.76/650,295.75 = 256,368.36/x
  3. Step 3: Cross multiply
    471,226.76x = 650,295.75 × 256,368.36
  4. Step 4: Simplify right side
    471,226.76x = 166,715,254,942.47
  5. Step 5: Solve for x
    x = 166,715,254,942.47/471,226.76
  6. Step 6: Final answer
    x = 353,789.88

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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.