Finding the Fourth Proportional to 744,857.96, 1,117,841.24 and 365,982.08
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Solution
The fourth proportional to 744,857.96, 1,117,841.24 and 365,982.08 is: 549,245.47
Step by Step Solution
- Step 1: Write the proportion equation
744,857.96 : 1,117,841.24 = 365,982.08 : x - Step 2: Convert to fraction form
744,857.96/1,117,841.24 = 365,982.08/x - Step 3: Cross multiply
744,857.96x = 1,117,841.24 × 365,982.08 - Step 4: Simplify right side
744,857.96x = 409,109,862,124.98 - Step 5: Solve for x
x = 409,109,862,124.98/744,857.96 - Step 6: Final answer
x = 549,245.47
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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.