Finding the Fourth Proportional to 391,258.44, 586,889.82 and 110,775.96
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Solution
The fourth proportional to 391,258.44, 586,889.82 and 110,775.96 is: 166,164.55
Step by Step Solution
- Step 1: Write the proportion equation
391,258.44 : 586,889.82 = 110,775.96 : x - Step 2: Convert to fraction form
391,258.44/586,889.82 = 110,775.96/x - Step 3: Cross multiply
391,258.44x = 586,889.82 × 110,775.96 - Step 4: Simplify right side
391,258.44x = 65,013,283,224.73 - Step 5: Solve for x
x = 65,013,283,224.73/391,258.44 - Step 6: Final answer
x = 166,164.55
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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.