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Finding the Fourth Proportional to 450,243.55, 675,400.83 and 150,725.13

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Solution

The fourth proportional to 450,243.55, 675,400.83 and 150,725.13 is: 226,099.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,243.55 : 675,400.83 = 150,725.13 : x
  2. Step 2: Convert to fraction form
    450,243.55/675,400.83 = 150,725.13/x
  3. Step 3: Cross multiply
    450,243.55x = 675,400.83 × 150,725.13
  4. Step 4: Simplify right side
    450,243.55x = 101,799,877,903.86
  5. Step 5: Solve for x
    x = 101,799,877,903.86/450,243.55
  6. Step 6: Final answer
    x = 226,099.58

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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.