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Finding the Fourth Proportional to 362,110.80, 543,749.40 and 273,464.40

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Solution

The fourth proportional to 362,110.80, 543,749.40 and 273,464.40 is: 410,637.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,110.80 : 543,749.40 = 273,464.40 : x
  2. Step 2: Convert to fraction form
    362,110.80/543,749.40 = 273,464.40/x
  3. Step 3: Cross multiply
    362,110.80x = 543,749.40 × 273,464.40
  4. Step 4: Simplify right side
    362,110.80x = 148,696,103,421.36
  5. Step 5: Solve for x
    x = 148,696,103,421.36/362,110.80
  6. Step 6: Final answer
    x = 410,637.03

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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.