Finding the Fourth Proportional to 722,796.68, 1,083,295.38 and 465,951.96
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Solution
The fourth proportional to 722,796.68, 1,083,295.38 and 465,951.96 is: 698,347.99
Step by Step Solution
- Step 1: Write the proportion equation
722,796.68 : 1,083,295.38 = 465,951.96 : x - Step 2: Convert to fraction form
722,796.68/1,083,295.38 = 465,951.96/x - Step 3: Cross multiply
722,796.68x = 1,083,295.38 × 465,951.96 - Step 4: Simplify right side
722,796.68x = 504,763,605,569.95 - Step 5: Solve for x
x = 504,763,605,569.95/722,796.68 - Step 6: Final answer
x = 698,347.99
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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.