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Finding the Fourth Proportional to 471,447.52, 650,613.54 and 256,595.38

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Solution

The fourth proportional to 471,447.52, 650,613.54 and 256,595.38 is: 354,110.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,447.52 : 650,613.54 = 256,595.38 : x
  2. Step 2: Convert to fraction form
    471,447.52/650,613.54 = 256,595.38/x
  3. Step 3: Cross multiply
    471,447.52x = 650,613.54 × 256,595.38
  4. Step 4: Simplify right side
    471,447.52x = 166,944,428,529.45
  5. Step 5: Solve for x
    x = 166,944,428,529.45/471,447.52
  6. Step 6: Final answer
    x = 354,110.31

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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.