Finding the Fourth Proportional to 454,139.26, 626,712.18 and 252,935.26
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Solution
The fourth proportional to 454,139.26, 626,712.18 and 252,935.26 is: 349,050.66
Step by Step Solution
- Step 1: Write the proportion equation
454,139.26 : 626,712.18 = 252,935.26 : x - Step 2: Convert to fraction form
454,139.26/626,712.18 = 252,935.26/x - Step 3: Cross multiply
454,139.26x = 626,712.18 × 252,935.26 - Step 4: Simplify right side
454,139.26x = 158,517,608,193.47 - Step 5: Solve for x
x = 158,517,608,193.47/454,139.26 - Step 6: Final answer
x = 349,050.66
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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.