Finding the Fourth Proportional to 344,944.36, 516,800.94 and 187,072.12
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Solution
The fourth proportional to 344,944.36, 516,800.94 and 187,072.12 is: 280,274.32
Step by Step Solution
- Step 1: Write the proportion equation
344,944.36 : 516,800.94 = 187,072.12 : x - Step 2: Convert to fraction form
344,944.36/516,800.94 = 187,072.12/x - Step 3: Cross multiply
344,944.36x = 516,800.94 × 187,072.12 - Step 4: Simplify right side
344,944.36x = 96,679,047,463.79 - Step 5: Solve for x
x = 96,679,047,463.79/344,944.36 - Step 6: Final answer
x = 280,274.32
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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.