Finding the Fourth Proportional to 850,814.29, 1,174,108.62 and 463,633.09
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Solution
The fourth proportional to 850,814.29, 1,174,108.62 and 463,633.09 is: 639,805.44
Step by Step Solution
- Step 1: Write the proportion equation
850,814.29 : 1,174,108.62 = 463,633.09 : x - Step 2: Convert to fraction form
850,814.29/1,174,108.62 = 463,633.09/x - Step 3: Cross multiply
850,814.29x = 1,174,108.62 × 463,633.09 - Step 4: Simplify right side
850,814.29x = 544,355,607,486.24 - Step 5: Solve for x
x = 544,355,607,486.24/850,814.29 - Step 6: Final answer
x = 639,805.44
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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.