Finding the Fourth Proportional to 864,320.29, 1,296,480.43 and 233,233.09
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Solution
The fourth proportional to 864,320.29, 1,296,480.43 and 233,233.09 is: 349,849.63
Step by Step Solution
- Step 1: Write the proportion equation
864,320.29 : 1,296,480.43 = 233,233.09 : x - Step 2: Convert to fraction form
864,320.29/1,296,480.43 = 233,233.09/x - Step 3: Cross multiply
864,320.29x = 1,296,480.43 × 233,233.09 - Step 4: Simplify right side
864,320.29x = 302,382,133,863.77 - Step 5: Solve for x
x = 302,382,133,863.77/864,320.29 - Step 6: Final answer
x = 349,849.63
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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.