Finding the Fourth Proportional to 1,014,232.30, 1,399,640.66 and 555,375.80
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Solution
The fourth proportional to 1,014,232.30, 1,399,640.66 and 555,375.80 is: 766,418.65
Step by Step Solution
- Step 1: Write the proportion equation
1,014,232.30 : 1,399,640.66 = 555,375.80 : x - Step 2: Convert to fraction form
1,014,232.30/1,399,640.66 = 555,375.80/x - Step 3: Cross multiply
1,014,232.30x = 1,399,640.66 × 555,375.80 - Step 4: Simplify right side
1,014,232.30x = 777,326,551,260.03 - Step 5: Solve for x
x = 777,326,551,260.03/1,014,232.30 - Step 6: Final answer
x = 766,418.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.