Finding the Fourth Proportional to 568,569.31, 852,850.52 and 142,102.99
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Solution
The fourth proportional to 568,569.31, 852,850.52 and 142,102.99 is: 213,153.63
Step by Step Solution
- Step 1: Write the proportion equation
568,569.31 : 852,850.52 = 142,102.99 : x - Step 2: Convert to fraction form
568,569.31/852,850.52 = 142,102.99/x - Step 3: Cross multiply
568,569.31x = 852,850.52 × 142,102.99 - Step 4: Simplify right side
568,569.31x = 121,192,609,803.49 - Step 5: Solve for x
x = 121,192,609,803.49/568,569.31 - Step 6: Final answer
x = 213,153.63
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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.