Finding the Fourth Proportional to 414,924.20, 622,386.30 and 204,534.80
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Solution
The fourth proportional to 414,924.20, 622,386.30 and 204,534.80 is: 306,802.20
Step by Step Solution
- Step 1: Write the proportion equation
414,924.20 : 622,386.30 = 204,534.80 : x - Step 2: Convert to fraction form
414,924.20/622,386.30 = 204,534.80/x - Step 3: Cross multiply
414,924.20x = 622,386.30 × 204,534.80 - Step 4: Simplify right side
414,924.20x = 127,299,657,393.24 - Step 5: Solve for x
x = 127,299,657,393.24/414,924.20 - Step 6: Final answer
x = 306,802.20
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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.