Finding the Fourth Proportional to 348,388.83, 480,662.73 and 203,161.68
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Solution
The fourth proportional to 348,388.83, 480,662.73 and 203,161.68 is: 280,296.72
Step by Step Solution
- Step 1: Write the proportion equation
348,388.83 : 480,662.73 = 203,161.68 : x - Step 2: Convert to fraction form
348,388.83/480,662.73 = 203,161.68/x - Step 3: Cross multiply
348,388.83x = 480,662.73 × 203,161.68 - Step 4: Simplify right side
348,388.83x = 97,652,247,740.19 - Step 5: Solve for x
x = 97,652,247,740.19/348,388.83 - Step 6: Final answer
x = 280,296.72
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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.