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Finding the Fourth Proportional to 450,193.93, 675,220.42 and 150,672.13

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Solution

The fourth proportional to 450,193.93, 675,220.42 and 150,672.13 is: 225,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,193.93 : 675,220.42 = 150,672.13 : x
  2. Step 2: Convert to fraction form
    450,193.93/675,220.42 = 150,672.13/x
  3. Step 3: Cross multiply
    450,193.93x = 675,220.42 × 150,672.13
  4. Step 4: Simplify right side
    450,193.93x = 101,736,894,771.43
  5. Step 5: Solve for x
    x = 101,736,894,771.43/450,193.93
  6. Step 6: Final answer
    x = 225,984.60

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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.