Finding the Fourth Proportional to 405,802.65, 608,121.68 and 227,935.31
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Solution
The fourth proportional to 405,802.65, 608,121.68 and 227,935.31 is: 341,575.89
Step by Step Solution
- Step 1: Write the proportion equation
405,802.65 : 608,121.68 = 227,935.31 : x - Step 2: Convert to fraction form
405,802.65/608,121.68 = 227,935.31/x - Step 3: Cross multiply
405,802.65x = 608,121.68 × 227,935.31 - Step 4: Simplify right side
405,802.65x = 138,612,399,468.24 - Step 5: Solve for x
x = 138,612,399,468.24/405,802.65 - Step 6: Final answer
x = 341,575.89
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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.