Finding the Fourth Proportional to 416,659.06, 574,948.41 and 232,863.70
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Solution
The fourth proportional to 416,659.06, 574,948.41 and 232,863.70 is: 321,328.94
Step by Step Solution
- Step 1: Write the proportion equation
416,659.06 : 574,948.41 = 232,863.70 : x - Step 2: Convert to fraction form
416,659.06/574,948.41 = 232,863.70/x - Step 3: Cross multiply
416,659.06x = 574,948.41 × 232,863.70 - Step 4: Simplify right side
416,659.06x = 133,884,614,061.72 - Step 5: Solve for x
x = 133,884,614,061.72/416,659.06 - Step 6: Final answer
x = 321,328.94
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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.