Finding the Fourth Proportional to 529,736.80, 731,051.04 and 288,035.68
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Solution
The fourth proportional to 529,736.80, 731,051.04 and 288,035.68 is: 397,496.99
Step by Step Solution
- Step 1: Write the proportion equation
529,736.80 : 731,051.04 = 288,035.68 : x - Step 2: Convert to fraction form
529,736.80/731,051.04 = 288,035.68/x - Step 3: Cross multiply
529,736.80x = 731,051.04 × 288,035.68 - Step 4: Simplify right side
529,736.80x = 210,568,783,421.11 - Step 5: Solve for x
x = 210,568,783,421.11/529,736.80 - Step 6: Final answer
x = 397,496.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.