Finding the Fourth Proportional to 383,369.41, 529,048.02 and 211,287.00
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Solution
The fourth proportional to 383,369.41, 529,048.02 and 211,287.00 is: 291,575.09
Step by Step Solution
- Step 1: Write the proportion equation
383,369.41 : 529,048.02 = 211,287.00 : x - Step 2: Convert to fraction form
383,369.41/529,048.02 = 211,287.00/x - Step 3: Cross multiply
383,369.41x = 529,048.02 × 211,287.00 - Step 4: Simplify right side
383,369.41x = 111,780,968,802.10 - Step 5: Solve for x
x = 111,780,968,802.10/383,369.41 - Step 6: Final answer
x = 291,575.09
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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.