Finding the Fourth Proportional to 543,975.08, 750,669.54 and 302,251.64
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Solution
The fourth proportional to 543,975.08, 750,669.54 and 302,251.64 is: 417,098.33
Step by Step Solution
- Step 1: Write the proportion equation
543,975.08 : 750,669.54 = 302,251.64 : x - Step 2: Convert to fraction form
543,975.08/750,669.54 = 302,251.64/x - Step 3: Cross multiply
543,975.08x = 750,669.54 × 302,251.64 - Step 4: Simplify right side
543,975.08x = 226,891,099,563.05 - Step 5: Solve for x
x = 226,891,099,563.05/543,975.08 - Step 6: Final answer
x = 417,098.33
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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.