Finding the Fourth Proportional to 260,353.92, 359,143.82 and 151,445.99
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Solution
The fourth proportional to 260,353.92, 359,143.82 and 151,445.99 is: 208,911.36
Step by Step Solution
- Step 1: Write the proportion equation
260,353.92 : 359,143.82 = 151,445.99 : x - Step 2: Convert to fraction form
260,353.92/359,143.82 = 151,445.99/x - Step 3: Cross multiply
260,353.92x = 359,143.82 × 151,445.99 - Step 4: Simplify right side
260,353.92x = 54,390,891,372.28 - Step 5: Solve for x
x = 54,390,891,372.28/260,353.92 - Step 6: Final answer
x = 208,911.36
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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.