Finding the Fourth Proportional to 859,293.44, 1,288,901.28 and 298,371.68
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Solution
The fourth proportional to 859,293.44, 1,288,901.28 and 298,371.68 is: 447,544.02
Step by Step Solution
- Step 1: Write the proportion equation
859,293.44 : 1,288,901.28 = 298,371.68 : x - Step 2: Convert to fraction form
859,293.44/1,288,901.28 = 298,371.68/x - Step 3: Cross multiply
859,293.44x = 1,288,901.28 × 298,371.68 - Step 4: Simplify right side
859,293.44x = 384,571,640,267.75 - Step 5: Solve for x
x = 384,571,640,267.75/859,293.44 - Step 6: Final answer
x = 447,544.02
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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.