Finding the Fourth Proportional to 751,935.50, 1,037,679.03 and 407,772.08
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Solution
The fourth proportional to 751,935.50, 1,037,679.03 and 407,772.08 is: 562,729.83
Step by Step Solution
- Step 1: Write the proportion equation
751,935.50 : 1,037,679.03 = 407,772.08 : x - Step 2: Convert to fraction form
751,935.50/1,037,679.03 = 407,772.08/x - Step 3: Cross multiply
751,935.50x = 1,037,679.03 × 407,772.08 - Step 4: Simplify right side
751,935.50x = 423,136,531,247.09 - Step 5: Solve for x
x = 423,136,531,247.09/751,935.50 - Step 6: Final answer
x = 562,729.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.