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Finding the Fourth Proportional to 419,533.44, 628,800.39 and 241,672.02

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Solution

The fourth proportional to 419,533.44, 628,800.39 and 241,672.02 is: 362,220.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,533.44 : 628,800.39 = 241,672.02 : x
  2. Step 2: Convert to fraction form
    419,533.44/628,800.39 = 241,672.02/x
  3. Step 3: Cross multiply
    419,533.44x = 628,800.39 × 241,672.02
  4. Step 4: Simplify right side
    419,533.44x = 151,963,460,428.09
  5. Step 5: Solve for x
    x = 151,963,460,428.09/419,533.44
  6. Step 6: Final answer
    x = 362,220.14

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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.