Finding the Fourth Proportional to 802,296.42, 1,107,118.87 and 439,694.56
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Solution
The fourth proportional to 802,296.42, 1,107,118.87 and 439,694.56 is: 606,750.99
Step by Step Solution
- Step 1: Write the proportion equation
802,296.42 : 1,107,118.87 = 439,694.56 : x - Step 2: Convert to fraction form
802,296.42/1,107,118.87 = 439,694.56/x - Step 3: Cross multiply
802,296.42x = 1,107,118.87 × 439,694.56 - Step 4: Simplify right side
802,296.42x = 486,794,144,412.35 - Step 5: Solve for x
x = 486,794,144,412.35/802,296.42 - Step 6: Final answer
x = 606,750.99
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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.