Finding the Fourth Proportional to 792,493.55, 1,093,641.09 and 452,969.09
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Solution
The fourth proportional to 792,493.55, 1,093,641.09 and 452,969.09 is: 625,097.34
Step by Step Solution
- Step 1: Write the proportion equation
792,493.55 : 1,093,641.09 = 452,969.09 : x - Step 2: Convert to fraction form
792,493.55/1,093,641.09 = 452,969.09/x - Step 3: Cross multiply
792,493.55x = 1,093,641.09 × 452,969.09 - Step 4: Simplify right side
792,493.55x = 495,385,603,855.70 - Step 5: Solve for x
x = 495,385,603,855.70/792,493.55 - Step 6: Final answer
x = 625,097.34
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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.