Finding the Fourth Proportional to 375,512.66, 518,205.34 and 203,433.99
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Solution
The fourth proportional to 375,512.66, 518,205.34 and 203,433.99 is: 280,737.75
Step by Step Solution
- Step 1: Write the proportion equation
375,512.66 : 518,205.34 = 203,433.99 : x - Step 2: Convert to fraction form
375,512.66/518,205.34 = 203,433.99/x - Step 3: Cross multiply
375,512.66x = 518,205.34 × 203,433.99 - Step 4: Simplify right side
375,512.66x = 105,420,578,475.29 - Step 5: Solve for x
x = 105,420,578,475.29/375,512.66 - Step 6: Final answer
x = 280,737.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.