Finding the Fourth Proportional to 251,765.36, 377,807.40 and 228,121.08
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Solution
The fourth proportional to 251,765.36, 377,807.40 and 228,121.08 is: 342,326.01
Step by Step Solution
- Step 1: Write the proportion equation
251,765.36 : 377,807.40 = 228,121.08 : x - Step 2: Convert to fraction form
251,765.36/377,807.40 = 228,121.08/x - Step 3: Cross multiply
251,765.36x = 377,807.40 × 228,121.08 - Step 4: Simplify right side
251,765.36x = 86,185,832,119.99 - Step 5: Solve for x
x = 86,185,832,119.99/251,765.36 - Step 6: Final answer
x = 342,326.01
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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.