Finding the Fourth Proportional to 342,548.14, 512,798.49 and 207,202.61
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Solution
The fourth proportional to 342,548.14, 512,798.49 and 207,202.61 is: 310,184.68
Step by Step Solution
- Step 1: Write the proportion equation
342,548.14 : 512,798.49 = 207,202.61 : x - Step 2: Convert to fraction form
342,548.14/512,798.49 = 207,202.61/x - Step 3: Cross multiply
342,548.14x = 512,798.49 × 207,202.61 - Step 4: Simplify right side
342,548.14x = 106,253,183,929.56 - Step 5: Solve for x
x = 106,253,183,929.56/342,548.14 - Step 6: Final answer
x = 310,184.68
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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.