Finding the Fourth Proportional to 380,545.46, 524,953.63 and 235,304.81
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Solution
The fourth proportional to 380,545.46, 524,953.63 and 235,304.81 is: 324,597.52
Step by Step Solution
- Step 1: Write the proportion equation
380,545.46 : 524,953.63 = 235,304.81 : x - Step 2: Convert to fraction form
380,545.46/524,953.63 = 235,304.81/x - Step 3: Cross multiply
380,545.46x = 524,953.63 × 235,304.81 - Step 4: Simplify right side
380,545.46x = 123,524,114,890.08 - Step 5: Solve for x
x = 123,524,114,890.08/380,545.46 - Step 6: Final answer
x = 324,597.52
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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.