Finding the Fourth Proportional to 462,611.58, 638,580.15 and 301,505.82
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Solution
The fourth proportional to 462,611.58, 638,580.15 and 301,505.82 is: 416,192.85
Step by Step Solution
- Step 1: Write the proportion equation
462,611.58 : 638,580.15 = 301,505.82 : x - Step 2: Convert to fraction form
462,611.58/638,580.15 = 301,505.82/x - Step 3: Cross multiply
462,611.58x = 638,580.15 × 301,505.82 - Step 4: Simplify right side
462,611.58x = 192,535,631,761.47 - Step 5: Solve for x
x = 192,535,631,761.47/462,611.58 - Step 6: Final answer
x = 416,192.85
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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.