Finding the Fourth Proportional to 998,078.44, 1,497,710.58 and 367,435.12
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Solution
The fourth proportional to 998,078.44, 1,497,710.58 and 367,435.12 is: 551,370.96
Step by Step Solution
- Step 1: Write the proportion equation
998,078.44 : 1,497,710.58 = 367,435.12 : x - Step 2: Convert to fraction form
998,078.44/1,497,710.58 = 367,435.12/x - Step 3: Cross multiply
998,078.44x = 1,497,710.58 × 367,435.12 - Step 4: Simplify right side
998,078.44x = 550,311,466,687.57 - Step 5: Solve for x
x = 550,311,466,687.57/998,078.44 - Step 6: Final answer
x = 551,370.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.