Finding the Fourth Proportional to 945,232.96, 1,304,197.21 and 537,302.78
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Solution
The fourth proportional to 945,232.96, 1,304,197.21 and 537,302.78 is: 741,350.35
Step by Step Solution
- Step 1: Write the proportion equation
945,232.96 : 1,304,197.21 = 537,302.78 : x - Step 2: Convert to fraction form
945,232.96/1,304,197.21 = 537,302.78/x - Step 3: Cross multiply
945,232.96x = 1,304,197.21 × 537,302.78 - Step 4: Simplify right side
945,232.96x = 700,748,786,601.24 - Step 5: Solve for x
x = 700,748,786,601.24/945,232.96 - Step 6: Final answer
x = 741,350.35
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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.