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Finding the Fourth Proportional to 471,455.97, 650,609.27 and 256,597.61

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Solution

The fourth proportional to 471,455.97, 650,609.27 and 256,597.61 is: 354,104.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,455.97 : 650,609.27 = 256,597.61 : x
  2. Step 2: Convert to fraction form
    471,455.97/650,609.27 = 256,597.61/x
  3. Step 3: Cross multiply
    471,455.97x = 650,609.27 × 256,597.61
  4. Step 4: Simplify right side
    471,455.97x = 166,944,779,189.81
  5. Step 5: Solve for x
    x = 166,944,779,189.81/471,455.97
  6. Step 6: Final answer
    x = 354,104.71

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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.