Finding the Fourth Proportional to 351,737.84, 485,375.16 and 224,399.84
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Solution
The fourth proportional to 351,737.84, 485,375.16 and 224,399.84 is: 309,657.07
Step by Step Solution
- Step 1: Write the proportion equation
351,737.84 : 485,375.16 = 224,399.84 : x - Step 2: Convert to fraction form
351,737.84/485,375.16 = 224,399.84/x - Step 3: Cross multiply
351,737.84x = 485,375.16 × 224,399.84 - Step 4: Simplify right side
351,737.84x = 108,918,108,243.97 - Step 5: Solve for x
x = 108,918,108,243.97/351,737.84 - Step 6: Final answer
x = 309,657.07
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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.