Finding the Fourth Proportional to 903,211.62, 1,354,817.43 and 304,122.62
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Solution
The fourth proportional to 903,211.62, 1,354,817.43 and 304,122.62 is: 456,183.92
Step by Step Solution
- Step 1: Write the proportion equation
903,211.62 : 1,354,817.43 = 304,122.62 : x - Step 2: Convert to fraction form
903,211.62/1,354,817.43 = 304,122.62/x - Step 3: Cross multiply
903,211.62x = 1,354,817.43 × 304,122.62 - Step 4: Simplify right side
903,211.62x = 412,030,619,659.18 - Step 5: Solve for x
x = 412,030,619,659.18/903,211.62 - Step 6: Final answer
x = 456,183.92
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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.