Finding the Fourth Proportional to 540,082.98, 745,310.97 and 298,381.14
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Solution
The fourth proportional to 540,082.98, 745,310.97 and 298,381.14 is: 411,764.02
Step by Step Solution
- Step 1: Write the proportion equation
540,082.98 : 745,310.97 = 298,381.14 : x - Step 2: Convert to fraction form
540,082.98/745,310.97 = 298,381.14/x - Step 3: Cross multiply
540,082.98x = 745,310.97 × 298,381.14 - Step 4: Simplify right side
540,082.98x = 222,386,736,883.11 - Step 5: Solve for x
x = 222,386,736,883.11/540,082.98 - Step 6: Final answer
x = 411,764.02
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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.