Finding the Fourth Proportional to 886,674.12, 1,329,808.68 and 354,052.14
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Solution
The fourth proportional to 886,674.12, 1,329,808.68 and 354,052.14 is: 530,997.35
Step by Step Solution
- Step 1: Write the proportion equation
886,674.12 : 1,329,808.68 = 354,052.14 : x - Step 2: Convert to fraction form
886,674.12/1,329,808.68 = 354,052.14/x - Step 3: Cross multiply
886,674.12x = 1,329,808.68 × 354,052.14 - Step 4: Simplify right side
886,674.12x = 470,821,608,944.58 - Step 5: Solve for x
x = 470,821,608,944.58/886,674.12 - Step 6: Final answer
x = 530,997.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.