Finding the Fourth Proportional to 684,229.25, 1,026,027.95 and 251,838.09
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Solution
The fourth proportional to 684,229.25, 1,026,027.95 and 251,838.09 is: 377,640.86
Step by Step Solution
- Step 1: Write the proportion equation
684,229.25 : 1,026,027.95 = 251,838.09 : x - Step 2: Convert to fraction form
684,229.25/1,026,027.95 = 251,838.09/x - Step 3: Cross multiply
684,229.25x = 1,026,027.95 × 251,838.09 - Step 4: Simplify right side
684,229.25x = 258,392,921,803.03 - Step 5: Solve for x
x = 258,392,921,803.03/684,229.25 - Step 6: Final answer
x = 377,640.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.