Finding the Fourth Proportional to 756,668.79, 1,135,024.18 and 188,026.92
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Solution
The fourth proportional to 756,668.79, 1,135,024.18 and 188,026.92 is: 282,045.60
Step by Step Solution
- Step 1: Write the proportion equation
756,668.79 : 1,135,024.18 = 188,026.92 : x - Step 2: Convert to fraction form
756,668.79/1,135,024.18 = 188,026.92/x - Step 3: Cross multiply
756,668.79x = 1,135,024.18 × 188,026.92 - Step 4: Simplify right side
756,668.79x = 213,415,100,220.86 - Step 5: Solve for x
x = 213,415,100,220.86/756,668.79 - Step 6: Final answer
x = 282,045.60
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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.