Finding the Fourth Proportional to 540,304.08, 745,847.40 and 365,912.70
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Solution
The fourth proportional to 540,304.08, 745,847.40 and 365,912.70 is: 505,113.78
Step by Step Solution
- Step 1: Write the proportion equation
540,304.08 : 745,847.40 = 365,912.70 : x - Step 2: Convert to fraction form
540,304.08/745,847.40 = 365,912.70/x - Step 3: Cross multiply
540,304.08x = 745,847.40 × 365,912.70 - Step 4: Simplify right side
540,304.08x = 272,915,035,921.98 - Step 5: Solve for x
x = 272,915,035,921.98/540,304.08 - Step 6: Final answer
x = 505,113.78
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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.