Finding the Fourth Proportional to 352,278.50, 528,306.75 and 115,566.02
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Solution
The fourth proportional to 352,278.50, 528,306.75 and 115,566.02 is: 173,312.62
Step by Step Solution
- Step 1: Write the proportion equation
352,278.50 : 528,306.75 = 115,566.02 : x - Step 2: Convert to fraction form
352,278.50/528,306.75 = 115,566.02/x - Step 3: Cross multiply
352,278.50x = 528,306.75 × 115,566.02 - Step 4: Simplify right side
352,278.50x = 61,054,308,436.64 - Step 5: Solve for x
x = 61,054,308,436.64/352,278.50 - Step 6: Final answer
x = 173,312.62
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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.