Finding the Fourth Proportional to 410,756.49, 616,351.41 and 291,583.08
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Solution
The fourth proportional to 410,756.49, 616,351.41 and 291,583.08 is: 437,528.43
Step by Step Solution
- Step 1: Write the proportion equation
410,756.49 : 616,351.41 = 291,583.08 : x - Step 2: Convert to fraction form
410,756.49/616,351.41 = 291,583.08/x - Step 3: Cross multiply
410,756.49x = 616,351.41 × 291,583.08 - Step 4: Simplify right side
410,756.49x = 179,717,642,490.14 - Step 5: Solve for x
x = 179,717,642,490.14/410,756.49 - Step 6: Final answer
x = 437,528.43
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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.