Finding the Fourth Proportional to 741,348.54, 1,112,193.84 and 314,898.12
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Solution
The fourth proportional to 741,348.54, 1,112,193.84 and 314,898.12 is: 472,419.83
Step by Step Solution
- Step 1: Write the proportion equation
741,348.54 : 1,112,193.84 = 314,898.12 : x - Step 2: Convert to fraction form
741,348.54/1,112,193.84 = 314,898.12/x - Step 3: Cross multiply
741,348.54x = 1,112,193.84 × 314,898.12 - Step 4: Simplify right side
741,348.54x = 350,227,749,291.58 - Step 5: Solve for x
x = 350,227,749,291.58/741,348.54 - Step 6: Final answer
x = 472,419.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.