Finding the Fourth Proportional to 382,867.79, 574,301.69 and 102,377.75
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Solution
The fourth proportional to 382,867.79, 574,301.69 and 102,377.75 is: 153,566.63
Step by Step Solution
- Step 1: Write the proportion equation
382,867.79 : 574,301.69 = 102,377.75 : x - Step 2: Convert to fraction form
382,867.79/574,301.69 = 102,377.75/x - Step 3: Cross multiply
382,867.79x = 574,301.69 × 102,377.75 - Step 4: Simplify right side
382,867.79x = 58,795,714,843.40 - Step 5: Solve for x
x = 58,795,714,843.40/382,867.79 - Step 6: Final answer
x = 153,566.63
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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.