Finding the Fourth Proportional to 701,728.63, 968,384.83 and 379,437.96
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Solution
The fourth proportional to 701,728.63, 968,384.83 and 379,437.96 is: 523,624.02
Step by Step Solution
- Step 1: Write the proportion equation
701,728.63 : 968,384.83 = 379,437.96 : x - Step 2: Convert to fraction form
701,728.63/968,384.83 = 379,437.96/x - Step 3: Cross multiply
701,728.63x = 968,384.83 × 379,437.96 - Step 4: Simplify right side
701,728.63x = 367,441,964,390.15 - Step 5: Solve for x
x = 367,441,964,390.15/701,728.63 - Step 6: Final answer
x = 523,624.02
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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.