Finding the Fourth Proportional to 837,926.98, 1,257,087.27 and 276,961.42
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Solution
The fourth proportional to 837,926.98, 1,257,087.27 and 276,961.42 is: 415,507.18
Step by Step Solution
- Step 1: Write the proportion equation
837,926.98 : 1,257,087.27 = 276,961.42 : x - Step 2: Convert to fraction form
837,926.98/1,257,087.27 = 276,961.42/x - Step 3: Cross multiply
837,926.98x = 1,257,087.27 × 276,961.42 - Step 4: Simplify right side
837,926.98x = 348,164,675,363.12 - Step 5: Solve for x
x = 348,164,675,363.12/837,926.98 - Step 6: Final answer
x = 415,507.18
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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.