Finding the Fourth Proportional to 665,055.70, 997,583.55 and 332,511.70
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Solution
The fourth proportional to 665,055.70, 997,583.55 and 332,511.70 is: 498,767.55
Step by Step Solution
- Step 1: Write the proportion equation
665,055.70 : 997,583.55 = 332,511.70 : x - Step 2: Convert to fraction form
665,055.70/997,583.55 = 332,511.70/x - Step 3: Cross multiply
665,055.70x = 997,583.55 × 332,511.70 - Step 4: Simplify right side
665,055.70x = 331,708,202,102.54 - Step 5: Solve for x
x = 331,708,202,102.54/665,055.70 - Step 6: Final answer
x = 498,767.55
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Similar ratio
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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.