Finding the Fourth Proportional to 832,791.24, 1,149,166.34 and 483,877.26
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Solution
The fourth proportional to 832,791.24, 1,149,166.34 and 483,877.26 is: 667,700.90
Step by Step Solution
- Step 1: Write the proportion equation
832,791.24 : 1,149,166.34 = 483,877.26 : x - Step 2: Convert to fraction form
832,791.24/1,149,166.34 = 483,877.26/x - Step 3: Cross multiply
832,791.24x = 1,149,166.34 × 483,877.26 - Step 4: Simplify right side
832,791.24x = 556,055,459,278.58 - Step 5: Solve for x
x = 556,055,459,278.58/832,791.24 - Step 6: Final answer
x = 667,700.90
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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.