Finding the Fourth Proportional to 1,145,703.49, 1,718,876.98 and 336,107.02
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Solution
The fourth proportional to 1,145,703.49, 1,718,876.98 and 336,107.02 is: 504,254.92
Step by Step Solution
- Step 1: Write the proportion equation
1,145,703.49 : 1,718,876.98 = 336,107.02 : x - Step 2: Convert to fraction form
1,145,703.49/1,718,876.98 = 336,107.02/x - Step 3: Cross multiply
1,145,703.49x = 1,718,876.98 × 336,107.02 - Step 4: Simplify right side
1,145,703.49x = 577,726,619,494.40 - Step 5: Solve for x
x = 577,726,619,494.40/1,145,703.49 - Step 6: Final answer
x = 504,254.92
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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.