Finding the Fourth Proportional to 389,814.06, 584,721.11 and 94,326.06
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Solution
The fourth proportional to 389,814.06, 584,721.11 and 94,326.06 is: 141,489.09
Step by Step Solution
- Step 1: Write the proportion equation
389,814.06 : 584,721.11 = 94,326.06 : x - Step 2: Convert to fraction form
389,814.06/584,721.11 = 94,326.06/x - Step 3: Cross multiply
389,814.06x = 584,721.11 × 94,326.06 - Step 4: Simplify right side
389,814.06x = 55,154,438,505.13 - Step 5: Solve for x
x = 55,154,438,505.13/389,814.06 - Step 6: Final answer
x = 141,489.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.