Finding the Fourth Proportional to 616,268.96, 850,420.08 and 344,282.84
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Solution
The fourth proportional to 616,268.96, 850,420.08 and 344,282.84 is: 475,092.95
Step by Step Solution
- Step 1: Write the proportion equation
616,268.96 : 850,420.08 = 344,282.84 : x - Step 2: Convert to fraction form
616,268.96/850,420.08 = 344,282.84/x - Step 3: Cross multiply
616,268.96x = 850,420.08 × 344,282.84 - Step 4: Simplify right side
616,268.96x = 292,785,040,335.43 - Step 5: Solve for x
x = 292,785,040,335.43/616,268.96 - Step 6: Final answer
x = 475,092.95
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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.