Home / 492,795.75-739,273.52-193,113.84

Finding the Fourth Proportional to 492,795.75, 739,273.52 and 193,113.84

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Solution

The fourth proportional to 492,795.75, 739,273.52 and 193,113.84 is: 289,702.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,795.75 : 739,273.52 = 193,113.84 : x
  2. Step 2: Convert to fraction form
    492,795.75/739,273.52 = 193,113.84/x
  3. Step 3: Cross multiply
    492,795.75x = 739,273.52 × 193,113.84
  4. Step 4: Simplify right side
    492,795.75x = 142,763,948,257.52
  5. Step 5: Solve for x
    x = 142,763,948,257.52/492,795.75
  6. Step 6: Final answer
    x = 289,702.07

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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.