Finding the Fourth Proportional to 316,579.20, 474,792 and 106,162.56
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Solution
The fourth proportional to 316,579.20, 474,792 and 106,162.56 is: 159,218.09
Step by Step Solution
- Step 1: Write the proportion equation
316,579.20 : 474,792 = 106,162.56 : x - Step 2: Convert to fraction form
316,579.20/474,792 = 106,162.56/x - Step 3: Cross multiply
316,579.20x = 474,792 × 106,162.56 - Step 4: Simplify right side
316,579.20x = 50,405,134,187.52 - Step 5: Solve for x
x = 50,405,134,187.52/316,579.20 - Step 6: Final answer
x = 159,218.09
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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.