Finding the Fourth Proportional to 527,270.13, 790,886.97 and 148,193.82
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Solution
The fourth proportional to 527,270.13, 790,886.97 and 148,193.82 is: 222,285.61
Step by Step Solution
- Step 1: Write the proportion equation
527,270.13 : 790,886.97 = 148,193.82 : x - Step 2: Convert to fraction form
527,270.13/790,886.97 = 148,193.82/x - Step 3: Cross multiply
527,270.13x = 790,886.97 × 148,193.82 - Step 4: Simplify right side
527,270.13x = 117,204,561,272.53 - Step 5: Solve for x
x = 117,204,561,272.53/527,270.13 - Step 6: Final answer
x = 222,285.61
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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.