Finding the Fourth Proportional to 377,245.98, 565,905.96 and 137,425.08
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Solution
The fourth proportional to 377,245.98, 565,905.96 and 137,425.08 is: 206,151.09
Step by Step Solution
- Step 1: Write the proportion equation
377,245.98 : 565,905.96 = 137,425.08 : x - Step 2: Convert to fraction form
377,245.98/565,905.96 = 137,425.08/x - Step 3: Cross multiply
377,245.98x = 565,905.96 × 137,425.08 - Step 4: Simplify right side
377,245.98x = 77,769,671,825.48 - Step 5: Solve for x
x = 77,769,671,825.48/377,245.98 - Step 6: Final answer
x = 206,151.09
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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.