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Finding the Fourth Proportional to 245,976.64, 339,473.28 and 150,546.88

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Solution

The fourth proportional to 245,976.64, 339,473.28 and 150,546.88 is: 207,770.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,976.64 : 339,473.28 = 150,546.88 : x
  2. Step 2: Convert to fraction form
    245,976.64/339,473.28 = 150,546.88/x
  3. Step 3: Cross multiply
    245,976.64x = 339,473.28 × 150,546.88
  4. Step 4: Simplify right side
    245,976.64x = 51,106,643,147.37
  5. Step 5: Solve for x
    x = 51,106,643,147.37/245,976.64
  6. Step 6: Final answer
    x = 207,770.31

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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.