Finding the Fourth Proportional to 477,621.24, 659,118.51 and 262,776.84
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Solution
The fourth proportional to 477,621.24, 659,118.51 and 262,776.84 is: 362,632.70
Step by Step Solution
- Step 1: Write the proportion equation
477,621.24 : 659,118.51 = 262,776.84 : x - Step 2: Convert to fraction form
477,621.24/659,118.51 = 262,776.84/x - Step 3: Cross multiply
477,621.24x = 659,118.51 × 262,776.84 - Step 4: Simplify right side
477,621.24x = 173,201,079,243.31 - Step 5: Solve for x
x = 173,201,079,243.31/477,621.24 - Step 6: Final answer
x = 362,632.70
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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.