Finding the Fourth Proportional to 499,451.84, 749,021.60 and 166,950.08
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Solution
The fourth proportional to 499,451.84, 749,021.60 and 166,950.08 is: 250,372.92
Step by Step Solution
- Step 1: Write the proportion equation
499,451.84 : 749,021.60 = 166,950.08 : x - Step 2: Convert to fraction form
499,451.84/749,021.60 = 166,950.08/x - Step 3: Cross multiply
499,451.84x = 749,021.60 × 166,950.08 - Step 4: Simplify right side
499,451.84x = 125,049,216,041.73 - Step 5: Solve for x
x = 125,049,216,041.73/499,451.84 - Step 6: Final answer
x = 250,372.92
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1.5x scale
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.