Finding the Fourth Proportional to 740,582.62, 1,110,208.70 and 267,157.28
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Solution
The fourth proportional to 740,582.62, 1,110,208.70 and 267,157.28 is: 400,495.95
Step by Step Solution
- Step 1: Write the proportion equation
740,582.62 : 1,110,208.70 = 267,157.28 : x - Step 2: Convert to fraction form
740,582.62/1,110,208.70 = 267,157.28/x - Step 3: Cross multiply
740,582.62x = 1,110,208.70 × 267,157.28 - Step 4: Simplify right side
740,582.62x = 296,600,336,524.34 - Step 5: Solve for x
x = 296,600,336,524.34/740,582.62 - Step 6: Final answer
x = 400,495.95
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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.