Finding the Fourth Proportional to 341,654.12, 471,461.99 and 205,732.07
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Solution
The fourth proportional to 341,654.12, 471,461.99 and 205,732.07 is: 283,897.79
Step by Step Solution
- Step 1: Write the proportion equation
341,654.12 : 471,461.99 = 205,732.07 : x - Step 2: Convert to fraction form
341,654.12/471,461.99 = 205,732.07/x - Step 3: Cross multiply
341,654.12x = 471,461.99 × 205,732.07 - Step 4: Simplify right side
341,654.12x = 96,994,849,511.03 - Step 5: Solve for x
x = 96,994,849,511.03/341,654.12 - Step 6: Final answer
x = 283,897.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.