Finding the Fourth Proportional to 654,175.36, 981,281.47 and 180,860.70
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Solution
The fourth proportional to 654,175.36, 981,281.47 and 180,860.70 is: 271,296.15
Step by Step Solution
- Step 1: Write the proportion equation
654,175.36 : 981,281.47 = 180,860.70 : x - Step 2: Convert to fraction form
654,175.36/981,281.47 = 180,860.70/x - Step 3: Cross multiply
654,175.36x = 981,281.47 × 180,860.70 - Step 4: Simplify right side
654,175.36x = 177,475,253,561.23 - Step 5: Solve for x
x = 177,475,253,561.23/654,175.36 - Step 6: Final answer
x = 271,296.15
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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.