Finding the Fourth Proportional to 540,323.91, 745,649.31 and 295,313.62
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Solution
The fourth proportional to 540,323.91, 745,649.31 and 295,313.62 is: 407,534.06
Step by Step Solution
- Step 1: Write the proportion equation
540,323.91 : 745,649.31 = 295,313.62 : x - Step 2: Convert to fraction form
540,323.91/745,649.31 = 295,313.62/x - Step 3: Cross multiply
540,323.91x = 745,649.31 × 295,313.62 - Step 4: Simplify right side
540,323.91x = 220,200,398,094.03 - Step 5: Solve for x
x = 220,200,398,094.03/540,323.91 - Step 6: Final answer
x = 407,534.06
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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.