Finding the Fourth Proportional to 562,387.62, 775,804.32 and 381,037.53
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Solution
The fourth proportional to 562,387.62, 775,804.32 and 381,037.53 is: 525,634.90
Step by Step Solution
- Step 1: Write the proportion equation
562,387.62 : 775,804.32 = 381,037.53 : x - Step 2: Convert to fraction form
562,387.62/775,804.32 = 381,037.53/x - Step 3: Cross multiply
562,387.62x = 775,804.32 × 381,037.53 - Step 4: Simplify right side
562,387.62x = 295,610,561,856.13 - Step 5: Solve for x
x = 295,610,561,856.13/562,387.62 - Step 6: Final answer
x = 525,634.90
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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.