Finding the Fourth Proportional to 361,711.68, 542,528.98 and 148,501.94
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Solution
The fourth proportional to 361,711.68, 542,528.98 and 148,501.94 is: 222,737.09
Step by Step Solution
- Step 1: Write the proportion equation
361,711.68 : 542,528.98 = 148,501.94 : x - Step 2: Convert to fraction form
361,711.68/542,528.98 = 148,501.94/x - Step 3: Cross multiply
361,711.68x = 542,528.98 × 148,501.94 - Step 4: Simplify right side
361,711.68x = 80,566,606,036.22 - Step 5: Solve for x
x = 80,566,606,036.22/361,711.68 - Step 6: Final answer
x = 222,737.09
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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.