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Finding the Fourth Proportional to 437,546.20, 656,319.30 and 362,896.60

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Solution

The fourth proportional to 437,546.20, 656,319.30 and 362,896.60 is: 544,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,546.20 : 656,319.30 = 362,896.60 : x
  2. Step 2: Convert to fraction form
    437,546.20/656,319.30 = 362,896.60/x
  3. Step 3: Cross multiply
    437,546.20x = 656,319.30 × 362,896.60
  4. Step 4: Simplify right side
    437,546.20x = 238,176,042,484.38
  5. Step 5: Solve for x
    x = 238,176,042,484.38/437,546.20
  6. Step 6: Final answer
    x = 544,344.90

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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.