Finding the Fourth Proportional to 344,408.68, 516,613.83 and 107,751.79
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Solution
The fourth proportional to 344,408.68, 516,613.83 and 107,751.79 is: 161,627.94
Step by Step Solution
- Step 1: Write the proportion equation
344,408.68 : 516,613.83 = 107,751.79 : x - Step 2: Convert to fraction form
344,408.68/516,613.83 = 107,751.79/x - Step 3: Cross multiply
344,408.68x = 516,613.83 × 107,751.79 - Step 4: Simplify right side
344,408.68x = 55,666,064,921.26 - Step 5: Solve for x
x = 55,666,064,921.26/344,408.68 - Step 6: Final answer
x = 161,627.94
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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.