Finding the Fourth Proportional to 793,512.24, 1,094,780.52 and 449,301.12
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Solution
The fourth proportional to 793,512.24, 1,094,780.52 and 449,301.12 is: 619,884.72
Step by Step Solution
- Step 1: Write the proportion equation
793,512.24 : 1,094,780.52 = 449,301.12 : x - Step 2: Convert to fraction form
793,512.24/1,094,780.52 = 449,301.12/x - Step 3: Cross multiply
793,512.24x = 1,094,780.52 × 449,301.12 - Step 4: Simplify right side
793,512.24x = 491,886,113,790.18 - Step 5: Solve for x
x = 491,886,113,790.18/793,512.24 - Step 6: Final answer
x = 619,884.72
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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.