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Finding the Fourth Proportional to 345,962, 477,018.60 and 244,004.24

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Solution

The fourth proportional to 345,962, 477,018.60 and 244,004.24 is: 336,437.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,962 : 477,018.60 = 244,004.24 : x
  2. Step 2: Convert to fraction form
    345,962/477,018.60 = 244,004.24/x
  3. Step 3: Cross multiply
    345,962x = 477,018.60 × 244,004.24
  4. Step 4: Simplify right side
    345,962x = 116,394,560,958.86
  5. Step 5: Solve for x
    x = 116,394,560,958.86/345,962
  6. Step 6: Final answer
    x = 336,437.41

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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.