Finding the Fourth Proportional to 833,317.11, 1,149,972.26 and 470,858.31
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Solution
The fourth proportional to 833,317.11, 1,149,972.26 and 470,858.31 is: 649,781.44
Step by Step Solution
- Step 1: Write the proportion equation
833,317.11 : 1,149,972.26 = 470,858.31 : x - Step 2: Convert to fraction form
833,317.11/1,149,972.26 = 470,858.31/x - Step 3: Cross multiply
833,317.11x = 1,149,972.26 × 470,858.31 - Step 4: Simplify right side
833,317.11x = 541,473,992,536.19 - Step 5: Solve for x
x = 541,473,992,536.19/833,317.11 - Step 6: Final answer
x = 649,781.44
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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.