Finding the Fourth Proportional to 934,321.94, 1,289,364.18 and 504,602.09
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Solution
The fourth proportional to 934,321.94, 1,289,364.18 and 504,602.09 is: 696,350.83
Step by Step Solution
- Step 1: Write the proportion equation
934,321.94 : 1,289,364.18 = 504,602.09 : x - Step 2: Convert to fraction form
934,321.94/1,289,364.18 = 504,602.09/x - Step 3: Cross multiply
934,321.94x = 1,289,364.18 × 504,602.09 - Step 4: Simplify right side
934,321.94x = 650,615,859,999.14 - Step 5: Solve for x
x = 650,615,859,999.14/934,321.94 - Step 6: Final answer
x = 696,350.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.