Finding the Fourth Proportional to 382,892.99, 574,339.32 and 102,402.95
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Solution
The fourth proportional to 382,892.99, 574,339.32 and 102,402.95 is: 153,604.38
Step by Step Solution
- Step 1: Write the proportion equation
382,892.99 : 574,339.32 = 102,402.95 : x - Step 2: Convert to fraction form
382,892.99/574,339.32 = 102,402.95/x - Step 3: Cross multiply
382,892.99x = 574,339.32 × 102,402.95 - Step 4: Simplify right side
382,892.99x = 58,814,037,797.30 - Step 5: Solve for x
x = 58,814,037,797.30/382,892.99 - Step 6: Final answer
x = 153,604.38
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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.