Finding the Fourth Proportional to 453,715.92, 680,522.04 and 121,317.84
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Solution
The fourth proportional to 453,715.92, 680,522.04 and 121,317.84 is: 181,962.90
Step by Step Solution
- Step 1: Write the proportion equation
453,715.92 : 680,522.04 = 121,317.84 : x - Step 2: Convert to fraction form
453,715.92/680,522.04 = 121,317.84/x - Step 3: Cross multiply
453,715.92x = 680,522.04 × 121,317.84 - Step 4: Simplify right side
453,715.92x = 82,559,463,965.19 - Step 5: Solve for x
x = 82,559,463,965.19/453,715.92 - Step 6: Final answer
x = 181,962.90
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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.