Finding the Fourth Proportional to 351,670.80, 526,871.97 and 216,499.62
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Solution
The fourth proportional to 351,670.80, 526,871.97 and 216,499.62 is: 324,358.98
Step by Step Solution
- Step 1: Write the proportion equation
351,670.80 : 526,871.97 = 216,499.62 : x - Step 2: Convert to fraction form
351,670.80/526,871.97 = 216,499.62/x - Step 3: Cross multiply
351,670.80x = 526,871.97 × 216,499.62 - Step 4: Simplify right side
351,670.80x = 114,067,581,293.65 - Step 5: Solve for x
x = 114,067,581,293.65/351,670.80 - Step 6: Final answer
x = 324,358.98
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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.