Finding the Fourth Proportional to 298,743.08, 412,260.26 and 162,778.14
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Solution
The fourth proportional to 298,743.08, 412,260.26 and 162,778.14 is: 224,631.01
Step by Step Solution
- Step 1: Write the proportion equation
298,743.08 : 412,260.26 = 162,778.14 : x - Step 2: Convert to fraction form
298,743.08/412,260.26 = 162,778.14/x - Step 3: Cross multiply
298,743.08x = 412,260.26 × 162,778.14 - Step 4: Simplify right side
298,743.08x = 67,106,957,504.83 - Step 5: Solve for x
x = 67,106,957,504.83/298,743.08 - Step 6: Final answer
x = 224,631.01
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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.