Finding the Fourth Proportional to 722,403.02, 996,951.93 and 435,918.26
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Solution
The fourth proportional to 722,403.02, 996,951.93 and 435,918.26 is: 601,588.78
Step by Step Solution
- Step 1: Write the proportion equation
722,403.02 : 996,951.93 = 435,918.26 : x - Step 2: Convert to fraction form
722,403.02/996,951.93 = 435,918.26/x - Step 3: Cross multiply
722,403.02x = 996,951.93 × 435,918.26 - Step 4: Simplify right side
722,403.02x = 434,589,550,629.24 - Step 5: Solve for x
x = 434,589,550,629.24/722,403.02 - Step 6: Final answer
x = 601,588.78
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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.