Finding the Fourth Proportional to 332,403.40, 498,605.10 and 295,661.80
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Solution
The fourth proportional to 332,403.40, 498,605.10 and 295,661.80 is: 443,492.70
Step by Step Solution
- Step 1: Write the proportion equation
332,403.40 : 498,605.10 = 295,661.80 : x - Step 2: Convert to fraction form
332,403.40/498,605.10 = 295,661.80/x - Step 3: Cross multiply
332,403.40x = 498,605.10 × 295,661.80 - Step 4: Simplify right side
332,403.40x = 147,418,481,355.18 - Step 5: Solve for x
x = 147,418,481,355.18/332,403.40 - Step 6: Final answer
x = 443,492.70
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1.5x scale
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.