Finding the Fourth Proportional to 701,099.78, 967,715.98 and 414,719.42
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Solution
The fourth proportional to 701,099.78, 967,715.98 and 414,719.42 is: 572,430.09
Step by Step Solution
- Step 1: Write the proportion equation
701,099.78 : 967,715.98 = 414,719.42 : x - Step 2: Convert to fraction form
701,099.78/967,715.98 = 414,719.42/x - Step 3: Cross multiply
701,099.78x = 967,715.98 × 414,719.42 - Step 4: Simplify right side
701,099.78x = 401,330,604,074.95 - Step 5: Solve for x
x = 401,330,604,074.95/701,099.78 - Step 6: Final answer
x = 572,430.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.