Finding the Fourth Proportional to 744,846.96, 1,117,824.72 and 365,971.08
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Solution
The fourth proportional to 744,846.96, 1,117,824.72 and 365,971.08 is: 549,228.96
Step by Step Solution
- Step 1: Write the proportion equation
744,846.96 : 1,117,824.72 = 365,971.08 : x - Step 2: Convert to fraction form
744,846.96/1,117,824.72 = 365,971.08/x - Step 3: Cross multiply
744,846.96x = 1,117,824.72 × 365,971.08 - Step 4: Simplify right side
744,846.96x = 409,091,520,029.10 - Step 5: Solve for x
x = 409,091,520,029.10/744,846.96 - Step 6: Final answer
x = 549,228.96
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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.