Finding the Fourth Proportional to 603,349.96, 905,010.96 and 303,750.09
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Solution
The fourth proportional to 603,349.96, 905,010.96 and 303,750.09 is: 455,618.10
Step by Step Solution
- Step 1: Write the proportion equation
603,349.96 : 905,010.96 = 303,750.09 : x - Step 2: Convert to fraction form
603,349.96/905,010.96 = 303,750.09/x - Step 3: Cross multiply
603,349.96x = 905,010.96 × 303,750.09 - Step 4: Simplify right side
603,349.96x = 274,897,161,682.25 - Step 5: Solve for x
x = 274,897,161,682.25/603,349.96 - Step 6: Final answer
x = 455,618.10
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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.