Finding the Fourth Proportional to 955,600.71, 1,318,729.17 and 525,880.84
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Solution
The fourth proportional to 955,600.71, 1,318,729.17 and 525,880.84 is: 725,715.65
Step by Step Solution
- Step 1: Write the proportion equation
955,600.71 : 1,318,729.17 = 525,880.84 : x - Step 2: Convert to fraction form
955,600.71/1,318,729.17 = 525,880.84/x - Step 3: Cross multiply
955,600.71x = 1,318,729.17 × 525,880.84 - Step 4: Simplify right side
955,600.71x = 693,494,394,429.05 - Step 5: Solve for x
x = 693,494,394,429.05/955,600.71 - Step 6: Final answer
x = 725,715.65
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1.5x scale
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.