Finding the Fourth Proportional to 837,931.92, 1,257,094.74 and 276,966.42
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Solution
The fourth proportional to 837,931.92, 1,257,094.74 and 276,966.42 is: 415,514.70
Step by Step Solution
- Step 1: Write the proportion equation
837,931.92 : 1,257,094.74 = 276,966.42 : x - Step 2: Convert to fraction form
837,931.92/1,257,094.74 = 276,966.42/x - Step 3: Cross multiply
837,931.92x = 1,257,094.74 × 276,966.42 - Step 4: Simplify right side
837,931.92x = 348,173,029,738.63 - Step 5: Solve for x
x = 348,173,029,738.63/837,931.92 - Step 6: Final answer
x = 415,514.70
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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.