Finding the Fourth Proportional to 540,165.44, 745,408.17 and 298,442.84
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Solution
The fourth proportional to 540,165.44, 745,408.17 and 298,442.84 is: 411,839.99
Step by Step Solution
- Step 1: Write the proportion equation
540,165.44 : 745,408.17 = 298,442.84 : x - Step 2: Convert to fraction form
540,165.44/745,408.17 = 298,442.84/x - Step 3: Cross multiply
540,165.44x = 745,408.17 × 298,442.84 - Step 4: Simplify right side
540,165.44x = 222,461,727,486.96 - Step 5: Solve for x
x = 222,461,727,486.96/540,165.44 - Step 6: Final answer
x = 411,839.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.