Finding the Fourth Proportional to 379,559.36, 569,349.12 and 166,217.06
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Solution
The fourth proportional to 379,559.36, 569,349.12 and 166,217.06 is: 249,330.00
Step by Step Solution
- Step 1: Write the proportion equation
379,559.36 : 569,349.12 = 166,217.06 : x - Step 2: Convert to fraction form
379,559.36/569,349.12 = 166,217.06/x - Step 3: Cross multiply
379,559.36x = 569,349.12 × 166,217.06 - Step 4: Simplify right side
379,559.36x = 94,635,536,839.99 - Step 5: Solve for x
x = 94,635,536,839.99/379,559.36 - Step 6: Final answer
x = 249,330.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.