Finding the Fourth Proportional to 571,966.97, 857,957.00 and 172,611.18
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Solution
The fourth proportional to 571,966.97, 857,957.00 and 172,611.18 is: 258,918.75
Step by Step Solution
- Step 1: Write the proportion equation
571,966.97 : 857,957.00 = 172,611.18 : x - Step 2: Convert to fraction form
571,966.97/857,957.00 = 172,611.18/x - Step 3: Cross multiply
571,966.97x = 857,957.00 × 172,611.18 - Step 4: Simplify right side
571,966.97x = 148,092,969,296.20 - Step 5: Solve for x
x = 148,092,969,296.20/571,966.97 - Step 6: Final answer
x = 258,918.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.