Finding the Fourth Proportional to 474,668.01, 655,358.97 and 281,137.95
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Solution
The fourth proportional to 474,668.01, 655,358.97 and 281,137.95 is: 388,158.19
Step by Step Solution
- Step 1: Write the proportion equation
474,668.01 : 655,358.97 = 281,137.95 : x - Step 2: Convert to fraction form
474,668.01/655,358.97 = 281,137.95/x - Step 3: Cross multiply
474,668.01x = 655,358.97 × 281,137.95 - Step 4: Simplify right side
474,668.01x = 184,246,277,339.91 - Step 5: Solve for x
x = 184,246,277,339.91/474,668.01 - Step 6: Final answer
x = 388,158.19
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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.