Finding the Fourth Proportional to 821,509.60, 1,232,404.50 and 366,266.02
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Solution
The fourth proportional to 821,509.60, 1,232,404.50 and 366,266.02 is: 549,461.49
Step by Step Solution
- Step 1: Write the proportion equation
821,509.60 : 1,232,404.50 = 366,266.02 : x - Step 2: Convert to fraction form
821,509.60/1,232,404.50 = 366,266.02/x - Step 3: Cross multiply
821,509.60x = 1,232,404.50 × 366,266.02 - Step 4: Simplify right side
821,509.60x = 451,387,891,245.09 - Step 5: Solve for x
x = 451,387,891,245.09/821,509.60 - Step 6: Final answer
x = 549,461.49
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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.