Finding the Fourth Proportional to 414,424.42, 571,899.99 and 233,136.29
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Solution
The fourth proportional to 414,424.42, 571,899.99 and 233,136.29 is: 321,724.88
Step by Step Solution
- Step 1: Write the proportion equation
414,424.42 : 571,899.99 = 233,136.29 : x - Step 2: Convert to fraction form
414,424.42/571,899.99 = 233,136.29/x - Step 3: Cross multiply
414,424.42x = 571,899.99 × 233,136.29 - Step 4: Simplify right side
414,424.42x = 133,330,644,223.65 - Step 5: Solve for x
x = 133,330,644,223.65/414,424.42 - Step 6: Final answer
x = 321,724.88
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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.