Finding the Fourth Proportional to 937,531.26, 1,293,700.68 and 523,991.70
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Solution
The fourth proportional to 937,531.26, 1,293,700.68 and 523,991.70 is: 723,056.87
Step by Step Solution
- Step 1: Write the proportion equation
937,531.26 : 1,293,700.68 = 523,991.70 : x - Step 2: Convert to fraction form
937,531.26/1,293,700.68 = 523,991.70/x - Step 3: Cross multiply
937,531.26x = 1,293,700.68 × 523,991.70 - Step 4: Simplify right side
937,531.26x = 677,888,418,604.36 - Step 5: Solve for x
x = 677,888,418,604.36/937,531.26 - Step 6: Final answer
x = 723,056.87
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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.