Finding the Fourth Proportional to 387,462.24, 581,102.64 and 150,708.96
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Solution
The fourth proportional to 387,462.24, 581,102.64 and 150,708.96 is: 226,028.15
Step by Step Solution
- Step 1: Write the proportion equation
387,462.24 : 581,102.64 = 150,708.96 : x - Step 2: Convert to fraction form
387,462.24/581,102.64 = 150,708.96/x - Step 3: Cross multiply
387,462.24x = 581,102.64 × 150,708.96 - Step 4: Simplify right side
387,462.24x = 87,577,374,527.65 - Step 5: Solve for x
x = 87,577,374,527.65/387,462.24 - Step 6: Final answer
x = 226,028.15
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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.