Finding the Fourth Proportional to 302,651.88, 453,960.54 and 115,682.28
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Solution
The fourth proportional to 302,651.88, 453,960.54 and 115,682.28 is: 173,516.82
Step by Step Solution
- Step 1: Write the proportion equation
302,651.88 : 453,960.54 = 115,682.28 : x - Step 2: Convert to fraction form
302,651.88/453,960.54 = 115,682.28/x - Step 3: Cross multiply
302,651.88x = 453,960.54 × 115,682.28 - Step 4: Simplify right side
302,651.88x = 52,515,190,297.23 - Step 5: Solve for x
x = 52,515,190,297.23/302,651.88 - Step 6: Final answer
x = 173,516.82
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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.