Finding the Fourth Proportional to 846,499.36, 1,167,986.64 and 488,596
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Solution
The fourth proportional to 846,499.36, 1,167,986.64 and 488,596 is: 674,157.16
Step by Step Solution
- Step 1: Write the proportion equation
846,499.36 : 1,167,986.64 = 488,596 : x - Step 2: Convert to fraction form
846,499.36/1,167,986.64 = 488,596/x - Step 3: Cross multiply
846,499.36x = 1,167,986.64 × 488,596 - Step 4: Simplify right side
846,499.36x = 570,673,600,357.44 - Step 5: Solve for x
x = 570,673,600,357.44/846,499.36 - Step 6: Final answer
x = 674,157.16
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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.