Finding the Fourth Proportional to 305,350.98, 457,892.82 and 125,312.94
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Solution
The fourth proportional to 305,350.98, 457,892.82 and 125,312.94 is: 187,914.56
Step by Step Solution
- Step 1: Write the proportion equation
305,350.98 : 457,892.82 = 125,312.94 : x - Step 2: Convert to fraction form
305,350.98/457,892.82 = 125,312.94/x - Step 3: Cross multiply
305,350.98x = 457,892.82 × 125,312.94 - Step 4: Simplify right side
305,350.98x = 57,379,895,479.09 - Step 5: Solve for x
x = 57,379,895,479.09/305,350.98 - Step 6: Final answer
x = 187,914.56
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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.