Finding the Fourth Proportional to 632,975.63, 949,463.64 and 189,743.63
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Solution
The fourth proportional to 632,975.63, 949,463.64 and 189,743.63 is: 284,615.50
Step by Step Solution
- Step 1: Write the proportion equation
632,975.63 : 949,463.64 = 189,743.63 : x - Step 2: Convert to fraction form
632,975.63/949,463.64 = 189,743.63/x - Step 3: Cross multiply
632,975.63x = 949,463.64 × 189,743.63 - Step 4: Simplify right side
632,975.63x = 180,154,672,859.30 - Step 5: Solve for x
x = 180,154,672,859.30/632,975.63 - Step 6: Final answer
x = 284,615.50
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1.5x scale
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.