Finding the Fourth Proportional to 744,649.62, 1,116,315.63 and 295,684.98
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Solution
The fourth proportional to 744,649.62, 1,116,315.63 and 295,684.98 is: 443,265.87
Step by Step Solution
- Step 1: Write the proportion equation
744,649.62 : 1,116,315.63 = 295,684.98 : x - Step 2: Convert to fraction form
744,649.62/1,116,315.63 = 295,684.98/x - Step 3: Cross multiply
744,649.62x = 1,116,315.63 × 295,684.98 - Step 4: Simplify right side
744,649.62x = 330,077,764,730.24 - Step 5: Solve for x
x = 330,077,764,730.24/744,649.62 - Step 6: Final answer
x = 443,265.87
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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.