Finding the Fourth Proportional to 446,161.17, 669,241.74 and 130,618.08
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Solution
The fourth proportional to 446,161.17, 669,241.74 and 130,618.08 is: 195,927.12
Step by Step Solution
- Step 1: Write the proportion equation
446,161.17 : 669,241.74 = 130,618.08 : x - Step 2: Convert to fraction form
446,161.17/669,241.74 = 130,618.08/x - Step 3: Cross multiply
446,161.17x = 669,241.74 × 130,618.08 - Step 4: Simplify right side
446,161.17x = 87,415,071,134.66 - Step 5: Solve for x
x = 87,415,071,134.66/446,161.17 - Step 6: Final answer
x = 195,927.12
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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.