Finding the Fourth Proportional to 622,747.66, 857,581.68 and 541,038.10
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Solution
The fourth proportional to 622,747.66, 857,581.68 and 541,038.10 is: 745,059.99
Step by Step Solution
- Step 1: Write the proportion equation
622,747.66 : 857,581.68 = 541,038.10 : x - Step 2: Convert to fraction form
622,747.66/857,581.68 = 541,038.10/x - Step 3: Cross multiply
622,747.66x = 857,581.68 × 541,038.10 - Step 4: Simplify right side
622,747.66x = 463,984,362,742.01 - Step 5: Solve for x
x = 463,984,362,742.01/622,747.66 - Step 6: Final answer
x = 745,059.99
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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.