Finding the Fourth Proportional to 319,832.58, 441,375.82 and 176,601.62
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Solution
The fourth proportional to 319,832.58, 441,375.82 and 176,601.62 is: 243,714.02
Step by Step Solution
- Step 1: Write the proportion equation
319,832.58 : 441,375.82 = 176,601.62 : x - Step 2: Convert to fraction form
319,832.58/441,375.82 = 176,601.62/x - Step 3: Cross multiply
319,832.58x = 441,375.82 × 176,601.62 - Step 4: Simplify right side
319,832.58x = 77,947,684,840.83 - Step 5: Solve for x
x = 77,947,684,840.83/319,832.58 - Step 6: Final answer
x = 243,714.02
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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.