Finding the Fourth Proportional to 980,466.14, 1,470,783.93 and 270,494.18
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Solution
The fourth proportional to 980,466.14, 1,470,783.93 and 270,494.18 is: 405,764.64
Step by Step Solution
- Step 1: Write the proportion equation
980,466.14 : 1,470,783.93 = 270,494.18 : x - Step 2: Convert to fraction form
980,466.14/1,470,783.93 = 270,494.18/x - Step 3: Cross multiply
980,466.14x = 1,470,783.93 × 270,494.18 - Step 4: Simplify right side
980,466.14x = 397,838,492,278.40 - Step 5: Solve for x
x = 397,838,492,278.40/980,466.14 - Step 6: Final answer
x = 405,764.64
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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.