Finding the Fourth Proportional to 451,749.15, 623,433.38 and 270,425.99
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Solution
The fourth proportional to 451,749.15, 623,433.38 and 270,425.99 is: 373,199.57
Step by Step Solution
- Step 1: Write the proportion equation
451,749.15 : 623,433.38 = 270,425.99 : x - Step 2: Convert to fraction form
451,749.15/623,433.38 = 270,425.99/x - Step 3: Cross multiply
451,749.15x = 623,433.38 × 270,425.99 - Step 4: Simplify right side
451,749.15x = 168,592,589,192.00 - Step 5: Solve for x
x = 168,592,589,192.00/451,749.15 - Step 6: Final answer
x = 373,199.57
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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.