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Finding the Fourth Proportional to 471,324.82, 650,425.20 and 256,465.72

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Solution

The fourth proportional to 471,324.82, 650,425.20 and 256,465.72 is: 353,921.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,324.82 : 650,425.20 = 256,465.72 : x
  2. Step 2: Convert to fraction form
    471,324.82/650,425.20 = 256,465.72/x
  3. Step 3: Cross multiply
    471,324.82x = 650,425.20 × 256,465.72
  4. Step 4: Simplify right side
    471,324.82x = 166,811,767,224.14
  5. Step 5: Solve for x
    x = 166,811,767,224.14/471,324.82
  6. Step 6: Final answer
    x = 353,921.03

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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.