Finding the Fourth Proportional to 413,884.62, 620,695.71 and 177,163.74
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Solution
The fourth proportional to 413,884.62, 620,695.71 and 177,163.74 is: 265,689.44
Step by Step Solution
- Step 1: Write the proportion equation
413,884.62 : 620,695.71 = 177,163.74 : x - Step 2: Convert to fraction form
413,884.62/620,695.71 = 177,163.74/x - Step 3: Cross multiply
413,884.62x = 620,695.71 × 177,163.74 - Step 4: Simplify right side
413,884.62x = 109,964,773,385.56 - Step 5: Solve for x
x = 109,964,773,385.56/413,884.62 - Step 6: Final answer
x = 265,689.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.