Home / 298,906-412,482.02-162,942.60

Finding the Fourth Proportional to 298,906, 412,482.02 and 162,942.60

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Solution

The fourth proportional to 298,906, 412,482.02 and 162,942.60 is: 224,856.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,906 : 412,482.02 = 162,942.60 : x
  2. Step 2: Convert to fraction form
    298,906/412,482.02 = 162,942.60/x
  3. Step 3: Cross multiply
    298,906x = 412,482.02 × 162,942.60
  4. Step 4: Simplify right side
    298,906x = 67,210,892,792.05
  5. Step 5: Solve for x
    x = 67,210,892,792.05/298,906
  6. Step 6: Final answer
    x = 224,856.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.