Finding the Fourth Proportional to 382,621.02, 527,874.39 and 239,326.62
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Solution
The fourth proportional to 382,621.02, 527,874.39 and 239,326.62 is: 330,181.53
Step by Step Solution
- Step 1: Write the proportion equation
382,621.02 : 527,874.39 = 239,326.62 : x - Step 2: Convert to fraction form
382,621.02/527,874.39 = 239,326.62/x - Step 3: Cross multiply
382,621.02x = 527,874.39 × 239,326.62 - Step 4: Simplify right side
382,621.02x = 126,334,393,543.26 - Step 5: Solve for x
x = 126,334,393,543.26/382,621.02 - Step 6: Final answer
x = 330,181.53
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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.