Finding the Fourth Proportional to 302,747.52, 417,791.68 and 168,611.52
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Solution
The fourth proportional to 302,747.52, 417,791.68 and 168,611.52 is: 232,683.95
Step by Step Solution
- Step 1: Write the proportion equation
302,747.52 : 417,791.68 = 168,611.52 : x - Step 2: Convert to fraction form
302,747.52/417,791.68 = 168,611.52/x - Step 3: Cross multiply
302,747.52x = 417,791.68 × 168,611.52 - Step 4: Simplify right side
302,747.52x = 70,444,490,208.15 - Step 5: Solve for x
x = 70,444,490,208.15/302,747.52 - Step 6: Final answer
x = 232,683.95
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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.