Finding the Fourth Proportional to 350,607.64, 484,157.21 and 264,418.99
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Solution
The fourth proportional to 350,607.64, 484,157.21 and 264,418.99 is: 365,138.54
Step by Step Solution
- Step 1: Write the proportion equation
350,607.64 : 484,157.21 = 264,418.99 : x - Step 2: Convert to fraction form
350,607.64/484,157.21 = 264,418.99/x - Step 3: Cross multiply
350,607.64x = 484,157.21 × 264,418.99 - Step 4: Simplify right side
350,607.64x = 128,020,360,469.42 - Step 5: Solve for x
x = 128,020,360,469.42/350,607.64 - Step 6: Final answer
x = 365,138.54
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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.