Finding the Fourth Proportional to 382,146.24, 573,220.74 and 115,909.08
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Solution
The fourth proportional to 382,146.24, 573,220.74 and 115,909.08 is: 173,864.04
Step by Step Solution
- Step 1: Write the proportion equation
382,146.24 : 573,220.74 = 115,909.08 : x - Step 2: Convert to fraction form
382,146.24/573,220.74 = 115,909.08/x - Step 3: Cross multiply
382,146.24x = 573,220.74 × 115,909.08 - Step 4: Simplify right side
382,146.24x = 66,441,488,610.32 - Step 5: Solve for x
x = 66,441,488,610.32/382,146.24 - Step 6: Final answer
x = 173,864.04
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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.