Finding the Fourth Proportional to 844,455.96, 1,266,815.12 and 283,621.68
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Solution
The fourth proportional to 844,455.96, 1,266,815.12 and 283,621.68 is: 425,476.58
Step by Step Solution
- Step 1: Write the proportion equation
844,455.96 : 1,266,815.12 = 283,621.68 : x - Step 2: Convert to fraction form
844,455.96/1,266,815.12 = 283,621.68/x - Step 3: Cross multiply
844,455.96x = 1,266,815.12 × 283,621.68 - Step 4: Simplify right side
844,455.96x = 359,296,232,583.80 - Step 5: Solve for x
x = 359,296,232,583.80/844,455.96 - Step 6: Final answer
x = 425,476.58
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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.