Finding the Fourth Proportional to 802,144.08, 1,106,544.75 and 543,933.70
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Solution
The fourth proportional to 802,144.08, 1,106,544.75 and 543,933.70 is: 750,347.71
Step by Step Solution
- Step 1: Write the proportion equation
802,144.08 : 1,106,544.75 = 543,933.70 : x - Step 2: Convert to fraction form
802,144.08/1,106,544.75 = 543,933.70/x - Step 3: Cross multiply
802,144.08x = 1,106,544.75 × 543,933.70 - Step 4: Simplify right side
802,144.08x = 601,886,975,276.96 - Step 5: Solve for x
x = 601,886,975,276.96/802,144.08 - Step 6: Final answer
x = 750,347.71
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1.5x scale
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.