Finding the Fourth Proportional to 370,183.18, 555,274.85 and 133,525.84
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Solution
The fourth proportional to 370,183.18, 555,274.85 and 133,525.84 is: 200,288.79
Step by Step Solution
- Step 1: Write the proportion equation
370,183.18 : 555,274.85 = 133,525.84 : x - Step 2: Convert to fraction form
370,183.18/555,274.85 = 133,525.84/x - Step 3: Cross multiply
370,183.18x = 555,274.85 × 133,525.84 - Step 4: Simplify right side
370,183.18x = 74,143,540,777.12 - Step 5: Solve for x
x = 74,143,540,777.12/370,183.18 - Step 6: Final answer
x = 200,288.79
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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.