Finding the Fourth Proportional to 356,893.44, 535,419.36 and 107,557.44
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Solution
The fourth proportional to 356,893.44, 535,419.36 and 107,557.44 is: 161,360.03
Step by Step Solution
- Step 1: Write the proportion equation
356,893.44 : 535,419.36 = 107,557.44 : x - Step 2: Convert to fraction form
356,893.44/535,419.36 = 107,557.44/x - Step 3: Cross multiply
356,893.44x = 535,419.36 × 107,557.44 - Step 4: Simplify right side
356,893.44x = 57,588,335,688.04 - Step 5: Solve for x
x = 57,588,335,688.04/356,893.44 - Step 6: Final answer
x = 161,360.03
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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.