Finding the Fourth Proportional to 837,958.48, 1,257,134.52 and 276,992.96
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Solution
The fourth proportional to 837,958.48, 1,257,134.52 and 276,992.96 is: 415,554.49
Step by Step Solution
- Step 1: Write the proportion equation
837,958.48 : 1,257,134.52 = 276,992.96 : x - Step 2: Convert to fraction form
837,958.48/1,257,134.52 = 276,992.96/x - Step 3: Cross multiply
837,958.48x = 1,257,134.52 × 276,992.96 - Step 4: Simplify right side
837,958.48x = 348,217,411,812.98 - Step 5: Solve for x
x = 348,217,411,812.98/837,958.48 - Step 6: Final answer
x = 415,554.49
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1.5x scale
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.