Finding the Fourth Proportional to 344,836.87, 475,803.55 and 201,569.20
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Solution
The fourth proportional to 344,836.87, 475,803.55 and 201,569.20 is: 278,123.80
Step by Step Solution
- Step 1: Write the proportion equation
344,836.87 : 475,803.55 = 201,569.20 : x - Step 2: Convert to fraction form
344,836.87/475,803.55 = 201,569.20/x - Step 3: Cross multiply
344,836.87x = 475,803.55 × 201,569.20 - Step 4: Simplify right side
344,836.87x = 95,907,340,930.66 - Step 5: Solve for x
x = 95,907,340,930.66/344,836.87 - Step 6: Final answer
x = 278,123.80
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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.