Finding the Fourth Proportional to 298,765.98, 412,291.74 and 162,800.88
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Solution
The fourth proportional to 298,765.98, 412,291.74 and 162,800.88 is: 224,662.32
Step by Step Solution
- Step 1: Write the proportion equation
298,765.98 : 412,291.74 = 162,800.88 : x - Step 2: Convert to fraction form
298,765.98/412,291.74 = 162,800.88/x - Step 3: Cross multiply
298,765.98x = 412,291.74 × 162,800.88 - Step 4: Simplify right side
298,765.98x = 67,121,458,088.73 - Step 5: Solve for x
x = 67,121,458,088.73/298,765.98 - Step 6: Final answer
x = 224,662.32
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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.