Finding the Fourth Proportional to 866,164.36, 1,195,308.18 and 484,190.68
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Solution
The fourth proportional to 866,164.36, 1,195,308.18 and 484,190.68 is: 668,183.90
Step by Step Solution
- Step 1: Write the proportion equation
866,164.36 : 1,195,308.18 = 484,190.68 : x - Step 2: Convert to fraction form
866,164.36/1,195,308.18 = 484,190.68/x - Step 3: Cross multiply
866,164.36x = 1,195,308.18 × 484,190.68 - Step 4: Simplify right side
866,164.36x = 578,757,080,483.76 - Step 5: Solve for x
x = 578,757,080,483.76/866,164.36 - Step 6: Final answer
x = 668,183.90
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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.