Finding the Fourth Proportional to 491,892.80, 736,172.69 and 302,473.17
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Solution
The fourth proportional to 491,892.80, 736,172.69 and 302,473.17 is: 452,684.99
Step by Step Solution
- Step 1: Write the proportion equation
491,892.80 : 736,172.69 = 302,473.17 : x - Step 2: Convert to fraction form
491,892.80/736,172.69 = 302,473.17/x - Step 3: Cross multiply
491,892.80x = 736,172.69 × 302,473.17 - Step 4: Simplify right side
491,892.80x = 222,672,485,699.36 - Step 5: Solve for x
x = 222,672,485,699.36/491,892.80 - Step 6: Final answer
x = 452,684.99
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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.