Finding the Fourth Proportional to 907,717.24, 1,252,817.76 and 525,743.92
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Solution
The fourth proportional to 907,717.24, 1,252,817.76 and 525,743.92 is: 725,623.90
Step by Step Solution
- Step 1: Write the proportion equation
907,717.24 : 1,252,817.76 = 525,743.92 : x - Step 2: Convert to fraction form
907,717.24/1,252,817.76 = 525,743.92/x - Step 3: Cross multiply
907,717.24x = 1,252,817.76 × 525,743.92 - Step 4: Simplify right side
907,717.24x = 658,661,320,188.02 - Step 5: Solve for x
x = 658,661,320,188.02/907,717.24 - Step 6: Final answer
x = 725,623.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.