Finding the Fourth Proportional to 521,850.24, 782,782.74 and 147,873.24
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Solution
The fourth proportional to 521,850.24, 782,782.74 and 147,873.24 is: 221,811.95
Step by Step Solution
- Step 1: Write the proportion equation
521,850.24 : 782,782.74 = 147,873.24 : x - Step 2: Convert to fraction form
521,850.24/782,782.74 = 147,873.24/x - Step 3: Cross multiply
521,850.24x = 782,782.74 × 147,873.24 - Step 4: Simplify right side
521,850.24x = 115,752,619,979.88 - Step 5: Solve for x
x = 115,752,619,979.88/521,850.24 - Step 6: Final answer
x = 221,811.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.