Finding the Fourth Proportional to 549,309.76, 823,694.99 and 229,365.66
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Solution
The fourth proportional to 549,309.76, 823,694.99 and 229,365.66 is: 343,935.90
Step by Step Solution
- Step 1: Write the proportion equation
549,309.76 : 823,694.99 = 229,365.66 : x - Step 2: Convert to fraction form
549,309.76/823,694.99 = 229,365.66/x - Step 3: Cross multiply
549,309.76x = 823,694.99 × 229,365.66 - Step 4: Simplify right side
549,309.76x = 188,927,345,020.04 - Step 5: Solve for x
x = 188,927,345,020.04/549,309.76 - Step 6: Final answer
x = 343,935.90
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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.