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Finding the Fourth Proportional to 651,453.75, 898,984.44 and 361,052.94

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Solution

The fourth proportional to 651,453.75, 898,984.44 and 361,052.94 is: 498,241.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,453.75 : 898,984.44 = 361,052.94 : x
  2. Step 2: Convert to fraction form
    651,453.75/898,984.44 = 361,052.94/x
  3. Step 3: Cross multiply
    651,453.75x = 898,984.44 × 361,052.94
  4. Step 4: Simplify right side
    651,453.75x = 324,580,975,076.25
  5. Step 5: Solve for x
    x = 324,580,975,076.25/651,453.75
  6. Step 6: Final answer
    x = 498,241.01

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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.