Finding the Fourth Proportional to 988,194.04, 1,482,378.60 and 278,228.23
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Solution
The fourth proportional to 988,194.04, 1,482,378.60 and 278,228.23 is: 417,366.99
Step by Step Solution
- Step 1: Write the proportion equation
988,194.04 : 1,482,378.60 = 278,228.23 : x - Step 2: Convert to fraction form
988,194.04/1,482,378.60 = 278,228.23/x - Step 3: Cross multiply
988,194.04x = 1,482,378.60 × 278,228.23 - Step 4: Simplify right side
988,194.04x = 412,439,574,067.88 - Step 5: Solve for x
x = 412,439,574,067.88/988,194.04 - Step 6: Final answer
x = 417,366.99
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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.