Finding the Fourth Proportional to 459,203.68, 633,708.66 and 252,480.80
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Solution
The fourth proportional to 459,203.68, 633,708.66 and 252,480.80 is: 348,427.68
Step by Step Solution
- Step 1: Write the proportion equation
459,203.68 : 633,708.66 = 252,480.80 : x - Step 2: Convert to fraction form
459,203.68/633,708.66 = 252,480.80/x - Step 3: Cross multiply
459,203.68x = 633,708.66 × 252,480.80 - Step 4: Simplify right side
459,203.68x = 159,999,270,554.60 - Step 5: Solve for x
x = 159,999,270,554.60/459,203.68 - Step 6: Final answer
x = 348,427.68
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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.