Finding the Fourth Proportional to 324,617.19, 486,772.54 and 189,719.96
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Solution
The fourth proportional to 324,617.19, 486,772.54 and 189,719.96 is: 284,490.38
Step by Step Solution
- Step 1: Write the proportion equation
324,617.19 : 486,772.54 = 189,719.96 : x - Step 2: Convert to fraction form
324,617.19/486,772.54 = 189,719.96/x - Step 3: Cross multiply
324,617.19x = 486,772.54 × 189,719.96 - Step 4: Simplify right side
324,617.19x = 92,350,468,817.26 - Step 5: Solve for x
x = 92,350,468,817.26/324,617.19 - Step 6: Final answer
x = 284,490.38
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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.