Finding the Fourth Proportional to 835,135.60, 1,252,699.89 and 302,531.98
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Solution
The fourth proportional to 835,135.60, 1,252,699.89 and 302,531.98 is: 453,796.70
Step by Step Solution
- Step 1: Write the proportion equation
835,135.60 : 1,252,699.89 = 302,531.98 : x - Step 2: Convert to fraction form
835,135.60/1,252,699.89 = 302,531.98/x - Step 3: Cross multiply
835,135.60x = 1,252,699.89 × 302,531.98 - Step 4: Simplify right side
835,135.60x = 378,981,778,067.48 - Step 5: Solve for x
x = 378,981,778,067.48/835,135.60 - Step 6: Final answer
x = 453,796.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.