Finding the Fourth Proportional to 852,010.80, 1,276,930.80 and 452,842.80
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Solution
The fourth proportional to 852,010.80, 1,276,930.80 and 452,842.80 is: 678,687.31
Step by Step Solution
- Step 1: Write the proportion equation
852,010.80 : 1,276,930.80 = 452,842.80 : x - Step 2: Convert to fraction form
852,010.80/1,276,930.80 = 452,842.80/x - Step 3: Cross multiply
852,010.80x = 1,276,930.80 × 452,842.80 - Step 4: Simplify right side
852,010.80x = 578,248,918,878.24 - Step 5: Solve for x
x = 578,248,918,878.24/852,010.80 - Step 6: Final answer
x = 678,687.31
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1.5x scale
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.