Finding the Fourth Proportional to 477,975.48, 659,623.68 and 263,124.60
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Solution
The fourth proportional to 477,975.48, 659,623.68 and 263,124.60 is: 363,121.59
Step by Step Solution
- Step 1: Write the proportion equation
477,975.48 : 659,623.68 = 263,124.60 : x - Step 2: Convert to fraction form
477,975.48/659,623.68 = 263,124.60/x - Step 3: Cross multiply
477,975.48x = 659,623.68 × 263,124.60 - Step 4: Simplify right side
477,975.48x = 173,563,216,950.53 - Step 5: Solve for x
x = 173,563,216,950.53/477,975.48 - Step 6: Final answer
x = 363,121.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.