Finding the Fourth Proportional to 901,165.82, 1,243,640.46 and 493,267.99
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Solution
The fourth proportional to 901,165.82, 1,243,640.46 and 493,267.99 is: 680,727.14
Step by Step Solution
- Step 1: Write the proportion equation
901,165.82 : 1,243,640.46 = 493,267.99 : x - Step 2: Convert to fraction form
901,165.82/1,243,640.46 = 493,267.99/x - Step 3: Cross multiply
901,165.82x = 1,243,640.46 × 493,267.99 - Step 4: Simplify right side
901,165.82x = 613,448,029,986.88 - Step 5: Solve for x
x = 613,448,029,986.88/901,165.82 - Step 6: Final answer
x = 680,727.14
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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.