Finding the Fourth Proportional to 344,467.11, 515,730.14 and 259,958.70
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Solution
The fourth proportional to 344,467.11, 515,730.14 and 259,958.70 is: 389,205.62
Step by Step Solution
- Step 1: Write the proportion equation
344,467.11 : 515,730.14 = 259,958.70 : x - Step 2: Convert to fraction form
344,467.11/515,730.14 = 259,958.70/x - Step 3: Cross multiply
344,467.11x = 515,730.14 × 259,958.70 - Step 4: Simplify right side
344,467.11x = 134,068,536,420.27 - Step 5: Solve for x
x = 134,068,536,420.27/344,467.11 - Step 6: Final answer
x = 389,205.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.