Finding the Fourth Proportional to 351,580.15, 485,180.63 and 190,435.26
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Solution
The fourth proportional to 351,580.15, 485,180.63 and 190,435.26 is: 262,800.66
Step by Step Solution
- Step 1: Write the proportion equation
351,580.15 : 485,180.63 = 190,435.26 : x - Step 2: Convert to fraction form
351,580.15/485,180.63 = 190,435.26/x - Step 3: Cross multiply
351,580.15x = 485,180.63 × 190,435.26 - Step 4: Simplify right side
351,580.15x = 92,395,496,042.93 - Step 5: Solve for x
x = 92,395,496,042.93/351,580.15 - Step 6: Final answer
x = 262,800.66
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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.