Finding the Fourth Proportional to 628,204.06, 866,896.18 and 341,724.48
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Solution
The fourth proportional to 628,204.06, 866,896.18 and 341,724.48 is: 471,565.95
Step by Step Solution
- Step 1: Write the proportion equation
628,204.06 : 866,896.18 = 341,724.48 : x - Step 2: Convert to fraction form
628,204.06/866,896.18 = 341,724.48/x - Step 3: Cross multiply
628,204.06x = 866,896.18 × 341,724.48 - Step 4: Simplify right side
628,204.06x = 296,239,646,324.49 - Step 5: Solve for x
x = 296,239,646,324.49/628,204.06 - Step 6: Final answer
x = 471,565.95
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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.