Finding the Fourth Proportional to 850,331.21, 1,173,456.99 and 468,358.00
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Solution
The fourth proportional to 850,331.21, 1,173,456.99 and 468,358.00 is: 646,334.00
Step by Step Solution
- Step 1: Write the proportion equation
850,331.21 : 1,173,456.99 = 468,358.00 : x - Step 2: Convert to fraction form
850,331.21/1,173,456.99 = 468,358.00/x - Step 3: Cross multiply
850,331.21x = 1,173,456.99 × 468,358.00 - Step 4: Simplify right side
850,331.21x = 549,597,965,988.78 - Step 5: Solve for x
x = 549,597,965,988.78/850,331.21 - Step 6: Final answer
x = 646,334.00
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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.