Finding the Fourth Proportional to 603,625.80, 905,548.05 and 303,350.70
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Solution
The fourth proportional to 603,625.80, 905,548.05 and 303,350.70 is: 455,081.00
Step by Step Solution
- Step 1: Write the proportion equation
603,625.80 : 905,548.05 = 303,350.70 : x - Step 2: Convert to fraction form
603,625.80/905,548.05 = 303,350.70/x - Step 3: Cross multiply
603,625.80x = 905,548.05 × 303,350.70 - Step 4: Simplify right side
603,625.80x = 274,698,634,851.14 - Step 5: Solve for x
x = 274,698,634,851.14/603,625.80 - Step 6: Final answer
x = 455,081.00
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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.