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Finding the Fourth Proportional to 437,896.20, 656,844.30 and 367,037.40

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Solution

The fourth proportional to 437,896.20, 656,844.30 and 367,037.40 is: 550,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,896.20 : 656,844.30 = 367,037.40 : x
  2. Step 2: Convert to fraction form
    437,896.20/656,844.30 = 367,037.40/x
  3. Step 3: Cross multiply
    437,896.20x = 656,844.30 × 367,037.40
  4. Step 4: Simplify right side
    437,896.20x = 241,086,424,076.82
  5. Step 5: Solve for x
    x = 241,086,424,076.82/437,896.20
  6. Step 6: Final answer
    x = 550,556.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.