Finding the Fourth Proportional to 330,686.08, 496,054.77 and 102,953.09
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Solution
The fourth proportional to 330,686.08, 496,054.77 and 102,953.09 is: 154,437.62
Step by Step Solution
- Step 1: Write the proportion equation
330,686.08 : 496,054.77 = 102,953.09 : x - Step 2: Convert to fraction form
330,686.08/496,054.77 = 102,953.09/x - Step 3: Cross multiply
330,686.08x = 496,054.77 × 102,953.09 - Step 4: Simplify right side
330,686.08x = 51,070,372,234.80 - Step 5: Solve for x
x = 51,070,372,234.80/330,686.08 - Step 6: Final answer
x = 154,437.62
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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.