Finding the Fourth Proportional to 393,962.72, 590,944.08 and 183,747.68
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Solution
The fourth proportional to 393,962.72, 590,944.08 and 183,747.68 is: 275,621.52
Step by Step Solution
- Step 1: Write the proportion equation
393,962.72 : 590,944.08 = 183,747.68 : x - Step 2: Convert to fraction form
393,962.72/590,944.08 = 183,747.68/x - Step 3: Cross multiply
393,962.72x = 590,944.08 × 183,747.68 - Step 4: Simplify right side
393,962.72x = 108,584,603,709.73 - Step 5: Solve for x
x = 108,584,603,709.73/393,962.72 - Step 6: Final answer
x = 275,621.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.