Finding the Fourth Proportional to 634,845.62, 876,085.70 and 344,457.08
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Solution
The fourth proportional to 634,845.62, 876,085.70 and 344,457.08 is: 475,350.09
Step by Step Solution
- Step 1: Write the proportion equation
634,845.62 : 876,085.70 = 344,457.08 : x - Step 2: Convert to fraction form
634,845.62/876,085.70 = 344,457.08/x - Step 3: Cross multiply
634,845.62x = 876,085.70 × 344,457.08 - Step 4: Simplify right side
634,845.62x = 301,773,922,051.76 - Step 5: Solve for x
x = 301,773,922,051.76/634,845.62 - Step 6: Final answer
x = 475,350.09
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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.