Finding the Fourth Proportional to 614,394.08, 921,716.56 and 348,273.44
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Solution
The fourth proportional to 614,394.08, 921,716.56 and 348,273.44 is: 522,481.27
Step by Step Solution
- Step 1: Write the proportion equation
614,394.08 : 921,716.56 = 348,273.44 : x - Step 2: Convert to fraction form
614,394.08/921,716.56 = 348,273.44/x - Step 3: Cross multiply
614,394.08x = 921,716.56 × 348,273.44 - Step 4: Simplify right side
614,394.08x = 321,009,397,056.17 - Step 5: Solve for x
x = 321,009,397,056.17/614,394.08 - Step 6: Final answer
x = 522,481.27
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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.