Finding the Fourth Proportional to 722,292.68, 1,083,584.82 and 497,760.68
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Solution
The fourth proportional to 722,292.68, 1,083,584.82 and 497,760.68 is: 746,741.50
Step by Step Solution
- Step 1: Write the proportion equation
722,292.68 : 1,083,584.82 = 497,760.68 : x - Step 2: Convert to fraction form
722,292.68/1,083,584.82 = 497,760.68/x - Step 3: Cross multiply
722,292.68x = 1,083,584.82 × 497,760.68 - Step 4: Simplify right side
722,292.68x = 539,365,916,840.88 - Step 5: Solve for x
x = 539,365,916,840.88/722,292.68 - Step 6: Final answer
x = 746,741.50
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1.5x scale
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.