Finding the Fourth Proportional to 864,991, 1,193,682.84 and 477,833.08
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Solution
The fourth proportional to 864,991, 1,193,682.84 and 477,833.08 is: 659,407.03
Step by Step Solution
- Step 1: Write the proportion equation
864,991 : 1,193,682.84 = 477,833.08 : x - Step 2: Convert to fraction form
864,991/1,193,682.84 = 477,833.08/x - Step 3: Cross multiply
864,991x = 1,193,682.84 × 477,833.08 - Step 4: Simplify right side
864,991x = 570,381,147,980.35 - Step 5: Solve for x
x = 570,381,147,980.35/864,991 - Step 6: Final answer
x = 659,407.03
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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.