Finding the Fourth Proportional to 454,545.94, 627,277.63 and 250,604.09
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Solution
The fourth proportional to 454,545.94, 627,277.63 and 250,604.09 is: 345,835.98
Step by Step Solution
- Step 1: Write the proportion equation
454,545.94 : 627,277.63 = 250,604.09 : x - Step 2: Convert to fraction form
454,545.94/627,277.63 = 250,604.09/x - Step 3: Cross multiply
454,545.94x = 627,277.63 × 250,604.09 - Step 4: Simplify right side
454,545.94x = 157,198,339,643.51 - Step 5: Solve for x
x = 157,198,339,643.51/454,545.94 - Step 6: Final answer
x = 345,835.98
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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.