Finding the Fourth Proportional to 322,214.49, 444,714.21 and 186,229.62
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Solution
The fourth proportional to 322,214.49, 444,714.21 and 186,229.62 is: 257,030.52
Step by Step Solution
- Step 1: Write the proportion equation
322,214.49 : 444,714.21 = 186,229.62 : x - Step 2: Convert to fraction form
322,214.49/444,714.21 = 186,229.62/x - Step 3: Cross multiply
322,214.49x = 444,714.21 × 186,229.62 - Step 4: Simplify right side
322,214.49x = 82,818,958,336.90 - Step 5: Solve for x
x = 82,818,958,336.90/322,214.49 - Step 6: Final answer
x = 257,030.52
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1.5x scale
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.