Finding the Fourth Proportional to 635,021.10, 876,326.04 and 348,545.97
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Solution
The fourth proportional to 635,021.10, 876,326.04 and 348,545.97 is: 480,991.75
Step by Step Solution
- Step 1: Write the proportion equation
635,021.10 : 876,326.04 = 348,545.97 : x - Step 2: Convert to fraction form
635,021.10/876,326.04 = 348,545.97/x - Step 3: Cross multiply
635,021.10x = 876,326.04 × 348,545.97 - Step 4: Simplify right side
635,021.10x = 305,439,909,648.06 - Step 5: Solve for x
x = 305,439,909,648.06/635,021.10 - Step 6: Final answer
x = 480,991.75
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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.