Finding the Fourth Proportional to 352,852.30, 486,927.75 and 191,703.70
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Solution
The fourth proportional to 352,852.30, 486,927.75 and 191,703.70 is: 264,546.53
Step by Step Solution
- Step 1: Write the proportion equation
352,852.30 : 486,927.75 = 191,703.70 : x - Step 2: Convert to fraction form
352,852.30/486,927.75 = 191,703.70/x - Step 3: Cross multiply
352,852.30x = 486,927.75 × 191,703.70 - Step 4: Simplify right side
352,852.30x = 93,345,851,307.68 - Step 5: Solve for x
x = 93,345,851,307.68/352,852.30 - Step 6: Final answer
x = 264,546.53
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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.