Finding the Fourth Proportional to 616,031.28, 850,113.96 and 344,104.08
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Solution
The fourth proportional to 616,031.28, 850,113.96 and 344,104.08 is: 474,858.49
Step by Step Solution
- Step 1: Write the proportion equation
616,031.28 : 850,113.96 = 344,104.08 : x - Step 2: Convert to fraction form
616,031.28/850,113.96 = 344,104.08/x - Step 3: Cross multiply
616,031.28x = 850,113.96 × 344,104.08 - Step 4: Simplify right side
616,031.28x = 292,527,682,100.96 - Step 5: Solve for x
x = 292,527,682,100.96/616,031.28 - Step 6: Final answer
x = 474,858.49
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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.