Finding the Fourth Proportional to 980,466.99, 1,470,785.20 and 270,495.02
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Solution
The fourth proportional to 980,466.99, 1,470,785.20 and 270,495.02 is: 405,765.91
Step by Step Solution
- Step 1: Write the proportion equation
980,466.99 : 1,470,785.20 = 270,495.02 : x - Step 2: Convert to fraction form
980,466.99/1,470,785.20 = 270,495.02/x - Step 3: Cross multiply
980,466.99x = 1,470,785.20 × 270,495.02 - Step 4: Simplify right side
980,466.99x = 397,840,075,090.43 - Step 5: Solve for x
x = 397,840,075,090.43/980,466.99 - Step 6: Final answer
x = 405,765.91
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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.