Finding the Fourth Proportional to 832,859.20, 1,149,344.26 and 450,885.88
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Solution
The fourth proportional to 832,859.20, 1,149,344.26 and 450,885.88 is: 622,221.74
Step by Step Solution
- Step 1: Write the proportion equation
832,859.20 : 1,149,344.26 = 450,885.88 : x - Step 2: Convert to fraction form
832,859.20/1,149,344.26 = 450,885.88/x - Step 3: Cross multiply
832,859.20x = 1,149,344.26 × 450,885.88 - Step 4: Simplify right side
832,859.20x = 518,223,098,093.05 - Step 5: Solve for x
x = 518,223,098,093.05/832,859.20 - Step 6: Final answer
x = 622,221.74
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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.