Finding the Fourth Proportional to 395,558.16, 593,373.68 and 129,320.08
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Solution
The fourth proportional to 395,558.16, 593,373.68 and 129,320.08 is: 193,992.03
Step by Step Solution
- Step 1: Write the proportion equation
395,558.16 : 593,373.68 = 129,320.08 : x - Step 2: Convert to fraction form
395,558.16/593,373.68 = 129,320.08/x - Step 3: Cross multiply
395,558.16x = 593,373.68 × 129,320.08 - Step 4: Simplify right side
395,558.16x = 76,735,131,767.49 - Step 5: Solve for x
x = 76,735,131,767.49/395,558.16 - Step 6: Final answer
x = 193,992.03
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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.