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Finding the Fourth Proportional to 362,104.80, 543,740.40 and 273,458.40

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Solution

The fourth proportional to 362,104.80, 543,740.40 and 273,458.40 is: 410,628.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,104.80 : 543,740.40 = 273,458.40 : x
  2. Step 2: Convert to fraction form
    362,104.80/543,740.40 = 273,458.40/x
  3. Step 3: Cross multiply
    362,104.80x = 543,740.40 × 273,458.40
  4. Step 4: Simplify right side
    362,104.80x = 148,690,379,799.36
  5. Step 5: Solve for x
    x = 148,690,379,799.36/362,104.80
  6. Step 6: Final answer
    x = 410,628.03

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1.5x scale

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.