Finding the Fourth Proportional to 379,554.36, 569,341.62 and 166,212.06
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Solution
The fourth proportional to 379,554.36, 569,341.62 and 166,212.06 is: 249,322.50
Step by Step Solution
- Step 1: Write the proportion equation
379,554.36 : 569,341.62 = 166,212.06 : x - Step 2: Convert to fraction form
379,554.36/569,341.62 = 166,212.06/x - Step 3: Cross multiply
379,554.36x = 569,341.62 × 166,212.06 - Step 4: Simplify right side
379,554.36x = 94,631,443,503.94 - Step 5: Solve for x
x = 94,631,443,503.94/379,554.36 - Step 6: Final answer
x = 249,322.50
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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.