Finding the Fourth Proportional to 652,979.10, 979,128.81 and 232,193.82
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Solution
The fourth proportional to 652,979.10, 979,128.81 and 232,193.82 is: 348,169.89
Step by Step Solution
- Step 1: Write the proportion equation
652,979.10 : 979,128.81 = 232,193.82 : x - Step 2: Convert to fraction form
652,979.10/979,128.81 = 232,193.82/x - Step 3: Cross multiply
652,979.10x = 979,128.81 × 232,193.82 - Step 4: Simplify right side
652,979.10x = 227,347,658,665.95 - Step 5: Solve for x
x = 227,347,658,665.95/652,979.10 - Step 6: Final answer
x = 348,169.89
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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.