Finding the Fourth Proportional to 616,132.98, 850,232.94 and 344,146.68
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Solution
The fourth proportional to 616,132.98, 850,232.94 and 344,146.68 is: 474,905.34
Step by Step Solution
- Step 1: Write the proportion equation
616,132.98 : 850,232.94 = 344,146.68 : x - Step 2: Convert to fraction form
616,132.98/850,232.94 = 344,146.68/x - Step 3: Cross multiply
616,132.98x = 850,232.94 × 344,146.68 - Step 4: Simplify right side
616,132.98x = 292,604,843,527.64 - Step 5: Solve for x
x = 292,604,843,527.64/616,132.98 - Step 6: Final answer
x = 474,905.34
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1.5x scale
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.