Finding the Fourth Proportional to 412,751.30, 619,024.41 and 232,915.68
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Solution
The fourth proportional to 412,751.30, 619,024.41 and 232,915.68 is: 349,315.66
Step by Step Solution
- Step 1: Write the proportion equation
412,751.30 : 619,024.41 = 232,915.68 : x - Step 2: Convert to fraction form
412,751.30/619,024.41 = 232,915.68/x - Step 3: Cross multiply
412,751.30x = 619,024.41 × 232,915.68 - Step 4: Simplify right side
412,751.30x = 144,180,491,391.75 - Step 5: Solve for x
x = 144,180,491,391.75/412,751.30 - Step 6: Final answer
x = 349,315.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.