Finding the Fourth Proportional to 845,739.70, 1,167,173.93 and 463,766.49
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Solution
The fourth proportional to 845,739.70, 1,167,173.93 and 463,766.49 is: 640,026.90
Step by Step Solution
- Step 1: Write the proportion equation
845,739.70 : 1,167,173.93 = 463,766.49 : x - Step 2: Convert to fraction form
845,739.70/1,167,173.93 = 463,766.49/x - Step 3: Cross multiply
845,739.70x = 1,167,173.93 × 463,766.49 - Step 4: Simplify right side
845,739.70x = 541,296,156,735.61 - Step 5: Solve for x
x = 541,296,156,735.61/845,739.70 - Step 6: Final answer
x = 640,026.90
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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.