Finding the Fourth Proportional to 383,393.19, 574,453.95 and 233,179.09
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Solution
The fourth proportional to 383,393.19, 574,453.95 and 233,179.09 is: 349,381.92
Step by Step Solution
- Step 1: Write the proportion equation
383,393.19 : 574,453.95 = 233,179.09 : x - Step 2: Convert to fraction form
383,393.19/574,453.95 = 233,179.09/x - Step 3: Cross multiply
383,393.19x = 574,453.95 × 233,179.09 - Step 4: Simplify right side
383,393.19x = 133,950,649,307.91 - Step 5: Solve for x
x = 133,950,649,307.91/383,393.19 - Step 6: Final answer
x = 349,381.92
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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.