Finding the Fourth Proportional to 305,334.86, 457,575.62 and 260,120.66
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Solution
The fourth proportional to 305,334.86, 457,575.62 and 260,120.66 is: 389,817.50
Step by Step Solution
- Step 1: Write the proportion equation
305,334.86 : 457,575.62 = 260,120.66 : x - Step 2: Convert to fraction form
305,334.86/457,575.62 = 260,120.66/x - Step 3: Cross multiply
305,334.86x = 457,575.62 × 260,120.66 - Step 4: Simplify right side
305,334.86x = 119,024,868,685.83 - Step 5: Solve for x
x = 119,024,868,685.83/305,334.86 - Step 6: Final answer
x = 389,817.50
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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.