Finding the Fourth Proportional to 422,533.12, 633,373.20 and 264,872.29
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Solution
The fourth proportional to 422,533.12, 633,373.20 and 264,872.29 is: 397,041.09
Step by Step Solution
- Step 1: Write the proportion equation
422,533.12 : 633,373.20 = 264,872.29 : x - Step 2: Convert to fraction form
422,533.12/633,373.20 = 264,872.29/x - Step 3: Cross multiply
422,533.12x = 633,373.20 × 264,872.29 - Step 4: Simplify right side
422,533.12x = 167,763,009,908.63 - Step 5: Solve for x
x = 167,763,009,908.63/422,533.12 - Step 6: Final answer
x = 397,041.09
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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.