Finding the Fourth Proportional to 472,938.99, 652,650.42 and 258,082.71
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Solution
The fourth proportional to 472,938.99, 652,650.42 and 258,082.71 is: 356,151.20
Step by Step Solution
- Step 1: Write the proportion equation
472,938.99 : 652,650.42 = 258,082.71 : x - Step 2: Convert to fraction form
472,938.99/652,650.42 = 258,082.71/x - Step 3: Cross multiply
472,938.99x = 652,650.42 × 258,082.71 - Step 4: Simplify right side
472,938.99x = 168,437,789,076.24 - Step 5: Solve for x
x = 168,437,789,076.24/472,938.99 - Step 6: Final answer
x = 356,151.20
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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.