Finding the Fourth Proportional to 931,960.47, 1,397,944.14 and 283,542.99
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Solution
The fourth proportional to 931,960.47, 1,397,944.14 and 283,542.99 is: 425,315.53
Step by Step Solution
- Step 1: Write the proportion equation
931,960.47 : 1,397,944.14 = 283,542.99 : x - Step 2: Convert to fraction form
931,960.47/1,397,944.14 = 283,542.99/x - Step 3: Cross multiply
931,960.47x = 1,397,944.14 × 283,542.99 - Step 4: Simplify right side
931,960.47x = 396,377,261,308.58 - Step 5: Solve for x
x = 396,377,261,308.58/931,960.47 - Step 6: Final answer
x = 425,315.53
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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.