Finding the Fourth Proportional to 331,570.70, 497,355.93 and 82,252.70
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Solution
The fourth proportional to 331,570.70, 497,355.93 and 82,252.70 is: 123,379.02
Step by Step Solution
- Step 1: Write the proportion equation
331,570.70 : 497,355.93 = 82,252.70 : x - Step 2: Convert to fraction form
331,570.70/497,355.93 = 82,252.70/x - Step 3: Cross multiply
331,570.70x = 497,355.93 × 82,252.70 - Step 4: Simplify right side
331,570.70x = 40,908,868,103.51 - Step 5: Solve for x
x = 40,908,868,103.51/331,570.70 - Step 6: Final answer
x = 123,379.02
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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.