Finding the Fourth Proportional to 315,252.68, 435,058.29 and 179,306.19
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Solution
The fourth proportional to 315,252.68, 435,058.29 and 179,306.19 is: 247,448.00
Step by Step Solution
- Step 1: Write the proportion equation
315,252.68 : 435,058.29 = 179,306.19 : x - Step 2: Convert to fraction form
315,252.68/435,058.29 = 179,306.19/x - Step 3: Cross multiply
315,252.68x = 435,058.29 × 179,306.19 - Step 4: Simplify right side
315,252.68x = 78,008,644,407.82 - Step 5: Solve for x
x = 78,008,644,407.82/315,252.68 - Step 6: Final answer
x = 247,448.00
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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.