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Finding the Fourth Proportional to 370,313.60, 511,030.56 and 200,546.24

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Solution

The fourth proportional to 370,313.60, 511,030.56 and 200,546.24 is: 276,752.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,313.60 : 511,030.56 = 200,546.24 : x
  2. Step 2: Convert to fraction form
    370,313.60/511,030.56 = 200,546.24/x
  3. Step 3: Cross multiply
    370,313.60x = 511,030.56 × 200,546.24
  4. Step 4: Simplify right side
    370,313.60x = 102,485,257,333.09
  5. Step 5: Solve for x
    x = 102,485,257,333.09/370,313.60
  6. Step 6: Final answer
    x = 276,752.62

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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.