Home / 492,828.80-739,241.04-193,097.60

Finding the Fourth Proportional to 492,828.80, 739,241.04 and 193,097.60

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Solution

The fourth proportional to 492,828.80, 739,241.04 and 193,097.60 is: 289,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,828.80 : 739,241.04 = 193,097.60 : x
  2. Step 2: Convert to fraction form
    492,828.80/739,241.04 = 193,097.60/x
  3. Step 3: Cross multiply
    492,828.80x = 739,241.04 × 193,097.60
  4. Step 4: Simplify right side
    492,828.80x = 142,745,670,645.50
  5. Step 5: Solve for x
    x = 142,745,670,645.50/492,828.80
  6. Step 6: Final answer
    x = 289,645.55

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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.