Finding the Fourth Proportional to 552,139.74, 828,219.96 and 173,052.09
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Solution
The fourth proportional to 552,139.74, 828,219.96 and 173,052.09 is: 259,581.38
Step by Step Solution
- Step 1: Write the proportion equation
552,139.74 : 828,219.96 = 173,052.09 : x - Step 2: Convert to fraction form
552,139.74/828,219.96 = 173,052.09/x - Step 3: Cross multiply
552,139.74x = 828,219.96 × 173,052.09 - Step 4: Simplify right side
552,139.74x = 143,325,195,057.72 - Step 5: Solve for x
x = 143,325,195,057.72/552,139.74 - Step 6: Final answer
x = 259,581.38
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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.