Finding the Fourth Proportional to 325,610.08, 449,346.40 and 212,367.84
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Solution
The fourth proportional to 325,610.08, 449,346.40 and 212,367.84 is: 293,070.55
Step by Step Solution
- Step 1: Write the proportion equation
325,610.08 : 449,346.40 = 212,367.84 : x - Step 2: Convert to fraction form
325,610.08/449,346.40 = 212,367.84/x - Step 3: Cross multiply
325,610.08x = 449,346.40 × 212,367.84 - Step 4: Simplify right side
325,610.08x = 95,426,724,379.78 - Step 5: Solve for x
x = 95,426,724,379.78/325,610.08 - Step 6: Final answer
x = 293,070.55
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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.