Finding the Fourth Proportional to 995,329.62, 1,373,491.89 and 656,257.14
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Solution
The fourth proportional to 995,329.62, 1,373,491.89 and 656,257.14 is: 905,593.32
Step by Step Solution
- Step 1: Write the proportion equation
995,329.62 : 1,373,491.89 = 656,257.14 : x - Step 2: Convert to fraction form
995,329.62/1,373,491.89 = 656,257.14/x - Step 3: Cross multiply
995,329.62x = 1,373,491.89 × 656,257.14 - Step 4: Simplify right side
995,329.62x = 901,363,859,544.60 - Step 5: Solve for x
x = 901,363,859,544.60/995,329.62 - Step 6: Final answer
x = 905,593.32
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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.