Finding the Fourth Proportional to 652,245.70, 978,076.95 and 252,753.70
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Solution
The fourth proportional to 652,245.70, 978,076.95 and 252,753.70 is: 379,017.55
Step by Step Solution
- Step 1: Write the proportion equation
652,245.70 : 978,076.95 = 252,753.70 : x - Step 2: Convert to fraction form
652,245.70/978,076.95 = 252,753.70/x - Step 3: Cross multiply
652,245.70x = 978,076.95 × 252,753.70 - Step 4: Simplify right side
652,245.70x = 247,212,567,997.22 - Step 5: Solve for x
x = 247,212,567,997.22/652,245.70 - Step 6: Final answer
x = 379,017.55
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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.