Finding the Fourth Proportional to 344,295.72, 516,297.60 and 133,789.68
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Solution
The fourth proportional to 344,295.72, 516,297.60 and 133,789.68 is: 200,627.79
Step by Step Solution
- Step 1: Write the proportion equation
344,295.72 : 516,297.60 = 133,789.68 : x - Step 2: Convert to fraction form
344,295.72/516,297.60 = 133,789.68/x - Step 3: Cross multiply
344,295.72x = 516,297.60 × 133,789.68 - Step 4: Simplify right side
344,295.72x = 69,075,290,688.77 - Step 5: Solve for x
x = 69,075,290,688.77/344,295.72 - Step 6: Final answer
x = 200,627.79
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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.