Finding the Fourth Proportional to 453,757.73, 680,477.93 and 133,824.74
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Solution
The fourth proportional to 453,757.73, 680,477.93 and 133,824.74 is: 200,690.32
Step by Step Solution
- Step 1: Write the proportion equation
453,757.73 : 680,477.93 = 133,824.74 : x - Step 2: Convert to fraction form
453,757.73/680,477.93 = 133,824.74/x - Step 3: Cross multiply
453,757.73x = 680,477.93 × 133,824.74 - Step 4: Simplify right side
453,757.73x = 91,064,782,057.99 - Step 5: Solve for x
x = 91,064,782,057.99/453,757.73 - Step 6: Final answer
x = 200,690.32
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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.