Finding the Fourth Proportional to 809,740.36, 1,214,349.18 and 269,852.68
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Solution
The fourth proportional to 809,740.36, 1,214,349.18 and 269,852.68 is: 404,691.92
Step by Step Solution
- Step 1: Write the proportion equation
809,740.36 : 1,214,349.18 = 269,852.68 : x - Step 2: Convert to fraction form
809,740.36/1,214,349.18 = 269,852.68/x - Step 3: Cross multiply
809,740.36x = 1,214,349.18 × 269,852.68 - Step 4: Simplify right side
809,740.36x = 327,695,380,678.80 - Step 5: Solve for x
x = 327,695,380,678.80/809,740.36 - Step 6: Final answer
x = 404,691.92
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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.