Finding the Fourth Proportional to 901,544.16, 1,350,169.49 and 521,664.31
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Solution
The fourth proportional to 901,544.16, 1,350,169.49 and 521,664.31 is: 781,254.28
Step by Step Solution
- Step 1: Write the proportion equation
901,544.16 : 1,350,169.49 = 521,664.31 : x - Step 2: Convert to fraction form
901,544.16/1,350,169.49 = 521,664.31/x - Step 3: Cross multiply
901,544.16x = 1,350,169.49 × 521,664.31 - Step 4: Simplify right side
901,544.16x = 704,335,235,383.90 - Step 5: Solve for x
x = 704,335,235,383.90/901,544.16 - Step 6: Final answer
x = 781,254.28
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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.