Finding the Fourth Proportional to 338,260.30, 466,477.10 and 202,272.10
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Solution
The fourth proportional to 338,260.30, 466,477.10 and 202,272.10 is: 278,942.88
Step by Step Solution
- Step 1: Write the proportion equation
338,260.30 : 466,477.10 = 202,272.10 : x - Step 2: Convert to fraction form
338,260.30/466,477.10 = 202,272.10/x - Step 3: Cross multiply
338,260.30x = 466,477.10 × 202,272.10 - Step 4: Simplify right side
338,260.30x = 94,355,302,618.91 - Step 5: Solve for x
x = 94,355,302,618.91/338,260.30 - Step 6: Final answer
x = 278,942.88
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1.5x scale
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.