Finding the Fourth Proportional to 1,014,229.44, 1,399,632.48 and 555,346.08
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Solution
The fourth proportional to 1,014,229.44, 1,399,632.48 and 555,346.08 is: 766,375.32
Step by Step Solution
- Step 1: Write the proportion equation
1,014,229.44 : 1,399,632.48 = 555,346.08 : x - Step 2: Convert to fraction form
1,014,229.44/1,399,632.48 = 555,346.08/x - Step 3: Cross multiply
1,014,229.44x = 1,399,632.48 × 555,346.08 - Step 4: Simplify right side
1,014,229.44x = 777,280,411,208.68 - Step 5: Solve for x
x = 777,280,411,208.68/1,014,229.44 - Step 6: Final answer
x = 766,375.32
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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.