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Finding the Fourth Proportional to 370,299.60, 511,011.48 and 200,532.24

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Solution

The fourth proportional to 370,299.60, 511,011.48 and 200,532.24 is: 276,733.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,299.60 : 511,011.48 = 200,532.24 : x
  2. Step 2: Convert to fraction form
    370,299.60/511,011.48 = 200,532.24/x
  3. Step 3: Cross multiply
    370,299.60x = 511,011.48 × 200,532.24
  4. Step 4: Simplify right side
    370,299.60x = 102,474,276,750.12
  5. Step 5: Solve for x
    x = 102,474,276,750.12/370,299.60
  6. Step 6: Final answer
    x = 276,733.43

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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.