Finding the Fourth Proportional to 845,728.62, 1,167,717.99 and 544,447.50
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Solution
The fourth proportional to 845,728.62, 1,167,717.99 and 544,447.50 is: 751,731.85
Step by Step Solution
- Step 1: Write the proportion equation
845,728.62 : 1,167,717.99 = 544,447.50 : x - Step 2: Convert to fraction form
845,728.62/1,167,717.99 = 544,447.50/x - Step 3: Cross multiply
845,728.62x = 1,167,717.99 × 544,447.50 - Step 4: Simplify right side
845,728.62x = 635,761,140,360.53 - Step 5: Solve for x
x = 635,761,140,360.53/845,728.62 - Step 6: Final answer
x = 751,731.85
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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.