Finding the Fourth Proportional to 362,243.21, 542,657.95 and 237,205.13
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Solution
The fourth proportional to 362,243.21, 542,657.95 and 237,205.13 is: 355,344.82
Step by Step Solution
- Step 1: Write the proportion equation
362,243.21 : 542,657.95 = 237,205.13 : x - Step 2: Convert to fraction form
362,243.21/542,657.95 = 237,205.13/x - Step 3: Cross multiply
362,243.21x = 542,657.95 × 237,205.13 - Step 4: Simplify right side
362,243.21x = 128,721,246,268.98 - Step 5: Solve for x
x = 128,721,246,268.98/362,243.21 - Step 6: Final answer
x = 355,344.82
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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.