Finding the Fourth Proportional to 344,553.21, 516,829.82 and 107,914.41
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Solution
The fourth proportional to 344,553.21, 516,829.82 and 107,914.41 is: 161,871.62
Step by Step Solution
- Step 1: Write the proportion equation
344,553.21 : 516,829.82 = 107,914.41 : x - Step 2: Convert to fraction form
344,553.21/516,829.82 = 107,914.41/x - Step 3: Cross multiply
344,553.21x = 516,829.82 × 107,914.41 - Step 4: Simplify right side
344,553.21x = 55,773,384,556.13 - Step 5: Solve for x
x = 55,773,384,556.13/344,553.21 - Step 6: Final answer
x = 161,871.62
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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.