Finding the Fourth Proportional to 486,863.04, 671,068.08 and 325,660.08
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Solution
The fourth proportional to 486,863.04, 671,068.08 and 325,660.08 is: 448,873.84
Step by Step Solution
- Step 1: Write the proportion equation
486,863.04 : 671,068.08 = 325,660.08 : x - Step 2: Convert to fraction form
486,863.04/671,068.08 = 325,660.08/x - Step 3: Cross multiply
486,863.04x = 671,068.08 × 325,660.08 - Step 4: Simplify right side
486,863.04x = 218,540,084,618.25 - Step 5: Solve for x
x = 218,540,084,618.25/486,863.04 - Step 6: Final answer
x = 448,873.84
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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.