Finding the Fourth Proportional to 454,146.99, 626,772.11 and 250,218.83
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Solution
The fourth proportional to 454,146.99, 626,772.11 and 250,218.83 is: 345,329.12
Step by Step Solution
- Step 1: Write the proportion equation
454,146.99 : 626,772.11 = 250,218.83 : x - Step 2: Convert to fraction form
454,146.99/626,772.11 = 250,218.83/x - Step 3: Cross multiply
454,146.99x = 626,772.11 × 250,218.83 - Step 4: Simplify right side
454,146.99x = 156,830,179,655.88 - Step 5: Solve for x
x = 156,830,179,655.88/454,146.99 - Step 6: Final answer
x = 345,329.12
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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.