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Finding the Fourth Proportional to 471,659.13, 650,894.31 and 270,416.25

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Solution

The fourth proportional to 471,659.13, 650,894.31 and 270,416.25 is: 373,177.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,659.13 : 650,894.31 = 270,416.25 : x
  2. Step 2: Convert to fraction form
    471,659.13/650,894.31 = 270,416.25/x
  3. Step 3: Cross multiply
    471,659.13x = 650,894.31 × 270,416.25
  4. Step 4: Simplify right side
    471,659.13x = 176,012,398,456.54
  5. Step 5: Solve for x
    x = 176,012,398,456.54/471,659.13
  6. Step 6: Final answer
    x = 373,177.13

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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.