Finding the Fourth Proportional to 363,775.90, 542,818.84 and 325,950.65
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Solution
The fourth proportional to 363,775.90, 542,818.84 and 325,950.65 is: 486,376.79
Step by Step Solution
- Step 1: Write the proportion equation
363,775.90 : 542,818.84 = 325,950.65 : x - Step 2: Convert to fraction form
363,775.90/542,818.84 = 325,950.65/x - Step 3: Cross multiply
363,775.90x = 542,818.84 × 325,950.65 - Step 4: Simplify right side
363,775.90x = 176,932,154,272.42 - Step 5: Solve for x
x = 176,932,154,272.42/363,775.90 - Step 6: Final answer
x = 486,376.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.