Finding the Fourth Proportional to 737,736.36, 1,106,883.42 and 288,778.08
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Solution
The fourth proportional to 737,736.36, 1,106,883.42 and 288,778.08 is: 433,276.28
Step by Step Solution
- Step 1: Write the proportion equation
737,736.36 : 1,106,883.42 = 288,778.08 : x - Step 2: Convert to fraction form
737,736.36/1,106,883.42 = 288,778.08/x - Step 3: Cross multiply
737,736.36x = 1,106,883.42 × 288,778.08 - Step 4: Simplify right side
737,736.36x = 319,643,668,811.43 - Step 5: Solve for x
x = 319,643,668,811.43/737,736.36 - Step 6: Final answer
x = 433,276.28
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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.