Finding the Fourth Proportional to 319,202.03, 477,391.36 and 283,911.14
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Solution
The fourth proportional to 319,202.03, 477,391.36 and 283,911.14 is: 424,611.10
Step by Step Solution
- Step 1: Write the proportion equation
319,202.03 : 477,391.36 = 283,911.14 : x - Step 2: Convert to fraction form
319,202.03/477,391.36 = 283,911.14/x - Step 3: Cross multiply
319,202.03x = 477,391.36 × 283,911.14 - Step 4: Simplify right side
319,202.03x = 135,536,722,856.79 - Step 5: Solve for x
x = 135,536,722,856.79/319,202.03 - Step 6: Final answer
x = 424,611.10
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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.