Finding the Fourth Proportional to 726,161.04, 1,088,103.60 and 459,358.08
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Solution
The fourth proportional to 726,161.04, 1,088,103.60 and 459,358.08 is: 688,317.26
Step by Step Solution
- Step 1: Write the proportion equation
726,161.04 : 1,088,103.60 = 459,358.08 : x - Step 2: Convert to fraction form
726,161.04/1,088,103.60 = 459,358.08/x - Step 3: Cross multiply
726,161.04x = 1,088,103.60 × 459,358.08 - Step 4: Simplify right side
726,161.04x = 499,829,180,537.09 - Step 5: Solve for x
x = 499,829,180,537.09/726,161.04 - Step 6: Final answer
x = 688,317.26
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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.