Finding the Fourth Proportional to 442,930.80, 664,201.80 and 176,602.80
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Solution
The fourth proportional to 442,930.80, 664,201.80 and 176,602.80 is: 264,826.69
Step by Step Solution
- Step 1: Write the proportion equation
442,930.80 : 664,201.80 = 176,602.80 : x - Step 2: Convert to fraction form
442,930.80/664,201.80 = 176,602.80/x - Step 3: Cross multiply
442,930.80x = 664,201.80 × 176,602.80 - Step 4: Simplify right side
442,930.80x = 117,299,897,645.04 - Step 5: Solve for x
x = 117,299,897,645.04/442,930.80 - Step 6: Final answer
x = 264,826.69
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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.