Finding the Fourth Proportional to 832,795.20, 1,149,256.08 and 450,821.88
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Solution
The fourth proportional to 832,795.20, 1,149,256.08 and 450,821.88 is: 622,133.49
Step by Step Solution
- Step 1: Write the proportion equation
832,795.20 : 1,149,256.08 = 450,821.88 : x - Step 2: Convert to fraction form
832,795.20/1,149,256.08 = 450,821.88/x - Step 3: Cross multiply
832,795.20x = 1,149,256.08 × 450,821.88 - Step 4: Simplify right side
832,795.20x = 518,109,786,587.03 - Step 5: Solve for x
x = 518,109,786,587.03/832,795.20 - Step 6: Final answer
x = 622,133.49
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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.