Finding the Fourth Proportional to 331,278.36, 496,290.60 and 195,937.08
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Solution
The fourth proportional to 331,278.36, 496,290.60 and 195,937.08 is: 293,534.81
Step by Step Solution
- Step 1: Write the proportion equation
331,278.36 : 496,290.60 = 195,937.08 : x - Step 2: Convert to fraction form
331,278.36/496,290.60 = 195,937.08/x - Step 3: Cross multiply
331,278.36x = 496,290.60 × 195,937.08 - Step 4: Simplify right side
331,278.36x = 97,241,730,995.45 - Step 5: Solve for x
x = 97,241,730,995.45/331,278.36 - Step 6: Final answer
x = 293,534.81
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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.