Finding the Fourth Proportional to 345,892.08, 477,331.06 and 194,989.08
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Solution
The fourth proportional to 345,892.08, 477,331.06 and 194,989.08 is: 269,084.92
Step by Step Solution
- Step 1: Write the proportion equation
345,892.08 : 477,331.06 = 194,989.08 : x - Step 2: Convert to fraction form
345,892.08/477,331.06 = 194,989.08/x - Step 3: Cross multiply
345,892.08x = 477,331.06 × 194,989.08 - Step 4: Simplify right side
345,892.08x = 93,074,344,244.82 - Step 5: Solve for x
x = 93,074,344,244.82/345,892.08 - Step 6: Final answer
x = 269,084.92
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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.