Finding the Fourth Proportional to 727,536.02, 1,004,030.68 and 405,246.26
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Solution
The fourth proportional to 727,536.02, 1,004,030.68 and 405,246.26 is: 559,257.09
Step by Step Solution
- Step 1: Write the proportion equation
727,536.02 : 1,004,030.68 = 405,246.26 : x - Step 2: Convert to fraction form
727,536.02/1,004,030.68 = 405,246.26/x - Step 3: Cross multiply
727,536.02x = 1,004,030.68 × 405,246.26 - Step 4: Simplify right side
727,536.02x = 406,879,675,744.14 - Step 5: Solve for x
x = 406,879,675,744.14/727,536.02 - Step 6: Final answer
x = 559,257.09
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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.