Finding the Fourth Proportional to 899,405.37, 1,240,593.71 and 576,604.17
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Solution
The fourth proportional to 899,405.37, 1,240,593.71 and 576,604.17 is: 795,338.26
Step by Step Solution
- Step 1: Write the proportion equation
899,405.37 : 1,240,593.71 = 576,604.17 : x - Step 2: Convert to fraction form
899,405.37/1,240,593.71 = 576,604.17/x - Step 3: Cross multiply
899,405.37x = 1,240,593.71 × 576,604.17 - Step 4: Simplify right side
899,405.37x = 715,331,503,578.75 - Step 5: Solve for x
x = 715,331,503,578.75/899,405.37 - Step 6: Final answer
x = 795,338.26
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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.