Finding the Fourth Proportional to 517,110.36, 775,682.50 and 143,102.04
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Solution
The fourth proportional to 517,110.36, 775,682.50 and 143,102.04 is: 214,657.75
Step by Step Solution
- Step 1: Write the proportion equation
517,110.36 : 775,682.50 = 143,102.04 : x - Step 2: Convert to fraction form
517,110.36/775,682.50 = 143,102.04/x - Step 3: Cross multiply
517,110.36x = 775,682.50 × 143,102.04 - Step 4: Simplify right side
517,110.36x = 111,001,748,142.30 - Step 5: Solve for x
x = 111,001,748,142.30/517,110.36 - Step 6: Final answer
x = 214,657.75
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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.