Finding the Fourth Proportional to 845,359.88, 1,268,182.38 and 284,261
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Solution
The fourth proportional to 845,359.88, 1,268,182.38 and 284,261 is: 426,439.44
Step by Step Solution
- Step 1: Write the proportion equation
845,359.88 : 1,268,182.38 = 284,261 : x - Step 2: Convert to fraction form
845,359.88/1,268,182.38 = 284,261/x - Step 3: Cross multiply
845,359.88x = 1,268,182.38 × 284,261 - Step 4: Simplify right side
845,359.88x = 360,494,791,521.18 - Step 5: Solve for x
x = 360,494,791,521.18/845,359.88 - Step 6: Final answer
x = 426,439.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.