Finding the Fourth Proportional to 234,675.87, 352,013.12 and 202,991.70
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Solution
The fourth proportional to 234,675.87, 352,013.12 and 202,991.70 is: 304,486.95
Step by Step Solution
- Step 1: Write the proportion equation
234,675.87 : 352,013.12 = 202,991.70 : x - Step 2: Convert to fraction form
234,675.87/352,013.12 = 202,991.70/x - Step 3: Cross multiply
234,675.87x = 352,013.12 × 202,991.70 - Step 4: Simplify right side
234,675.87x = 71,455,740,636.15 - Step 5: Solve for x
x = 71,455,740,636.15/234,675.87 - Step 6: Final answer
x = 304,486.95
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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.