Home / 362,631.58-543,609.18-122,578.46

Finding the Fourth Proportional to 362,631.58, 543,609.18 and 122,578.46

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Solution

The fourth proportional to 362,631.58, 543,609.18 and 122,578.46 is: 183,753.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,631.58 : 543,609.18 = 122,578.46 : x
  2. Step 2: Convert to fraction form
    362,631.58/543,609.18 = 122,578.46/x
  3. Step 3: Cross multiply
    362,631.58x = 543,609.18 × 122,578.46
  4. Step 4: Simplify right side
    362,631.58x = 66,634,775,446.75
  5. Step 5: Solve for x
    x = 66,634,775,446.75/362,631.58
  6. Step 6: Final answer
    x = 183,753.37

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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.