Finding the Fourth Proportional to 409,627.62, 614,720.07 and 251,373.06
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Solution
The fourth proportional to 409,627.62, 614,720.07 and 251,373.06 is: 377,230.58
Step by Step Solution
- Step 1: Write the proportion equation
409,627.62 : 614,720.07 = 251,373.06 : x - Step 2: Convert to fraction form
409,627.62/614,720.07 = 251,373.06/x - Step 3: Cross multiply
409,627.62x = 614,720.07 × 251,373.06 - Step 4: Simplify right side
409,627.62x = 154,524,065,039.31 - Step 5: Solve for x
x = 154,524,065,039.31/409,627.62 - Step 6: Final answer
x = 377,230.58
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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.