Finding the Fourth Proportional to 516,923.57, 775,093.75 and 201,018.71
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Solution
The fourth proportional to 516,923.57, 775,093.75 and 201,018.71 is: 301,414.67
Step by Step Solution
- Step 1: Write the proportion equation
516,923.57 : 775,093.75 = 201,018.71 : x - Step 2: Convert to fraction form
516,923.57/775,093.75 = 201,018.71/x - Step 3: Cross multiply
516,923.57x = 775,093.75 × 201,018.71 - Step 4: Simplify right side
516,923.57x = 155,808,345,754.06 - Step 5: Solve for x
x = 155,808,345,754.06/516,923.57 - Step 6: Final answer
x = 301,414.67
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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.