Home / 492,795.24-739,186.38-118,815.24

Finding the Fourth Proportional to 492,795.24, 739,186.38 and 118,815.24

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Solution

The fourth proportional to 492,795.24, 739,186.38 and 118,815.24 is: 178,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,795.24 : 739,186.38 = 118,815.24 : x
  2. Step 2: Convert to fraction form
    492,795.24/739,186.38 = 118,815.24/x
  3. Step 3: Cross multiply
    492,795.24x = 739,186.38 × 118,815.24
  4. Step 4: Simplify right side
    492,795.24x = 87,826,607,144.43
  5. Step 5: Solve for x
    x = 87,826,607,144.43/492,795.24
  6. Step 6: Final answer
    x = 178,221.30

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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.