Finding the Fourth Proportional to 415.19, 576.99 and 410.06
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Solution
The fourth proportional to 415.19, 576.99 and 410.06 is: 569.86
Step by Step Solution
- Step 1: Write the proportion equation
415.19 : 576.99 = 410.06 : x - Step 2: Convert to fraction form
415.19/576.99 = 410.06/x - Step 3: Cross multiply
415.19x = 576.99 × 410.06 - Step 4: Simplify right side
415.19x = 236,601.96 - Step 5: Solve for x
x = 236,601.96/415.19 - Step 6: Final answer
x = 569.86
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.