Finding the Fourth Proportional to 864,690.66, 1,193,771.18 and 574,695.48
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Solution
The fourth proportional to 864,690.66, 1,193,771.18 and 574,695.48 is: 793,410.79
Step by Step Solution
- Step 1: Write the proportion equation
864,690.66 : 1,193,771.18 = 574,695.48 : x - Step 2: Convert to fraction form
864,690.66/1,193,771.18 = 574,695.48/x - Step 3: Cross multiply
864,690.66x = 1,193,771.18 × 574,695.48 - Step 4: Simplify right side
864,690.66x = 686,054,901,300.27 - Step 5: Solve for x
x = 686,054,901,300.27/864,690.66 - Step 6: Final answer
x = 793,410.79
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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.