Finding the Fourth Proportional to 349,024.26, 481,640.12 and 213,285.28
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Solution
The fourth proportional to 349,024.26, 481,640.12 and 213,285.28 is: 294,325.52
Step by Step Solution
- Step 1: Write the proportion equation
349,024.26 : 481,640.12 = 213,285.28 : x - Step 2: Convert to fraction form
349,024.26/481,640.12 = 213,285.28/x - Step 3: Cross multiply
349,024.26x = 481,640.12 × 213,285.28 - Step 4: Simplify right side
349,024.26x = 102,726,747,853.43 - Step 5: Solve for x
x = 102,726,747,853.43/349,024.26 - Step 6: Final answer
x = 294,325.52
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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.