Finding the Fourth Proportional to 344,408.40, 516,612.60 and 107,753.13
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Solution
The fourth proportional to 344,408.40, 516,612.60 and 107,753.13 is: 161,629.70
Step by Step Solution
- Step 1: Write the proportion equation
344,408.40 : 516,612.60 = 107,753.13 : x - Step 2: Convert to fraction form
344,408.40/516,612.60 = 107,753.13/x - Step 3: Cross multiply
344,408.40x = 516,612.60 × 107,753.13 - Step 4: Simplify right side
344,408.40x = 55,666,624,647.44 - Step 5: Solve for x
x = 55,666,624,647.44/344,408.40 - Step 6: Final answer
x = 161,629.70
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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.