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Finding the Fourth Proportional to 411,081.52, 567,219.84 and 229,735.48

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Solution

The fourth proportional to 411,081.52, 567,219.84 and 229,735.48 is: 316,994.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,081.52 : 567,219.84 = 229,735.48 : x
  2. Step 2: Convert to fraction form
    411,081.52/567,219.84 = 229,735.48/x
  3. Step 3: Cross multiply
    411,081.52x = 567,219.84 × 229,735.48
  4. Step 4: Simplify right side
    411,081.52x = 130,310,522,207.92
  5. Step 5: Solve for x
    x = 130,310,522,207.92/411,081.52
  6. Step 6: Final answer
    x = 316,994.36

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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.