Finding the Fourth Proportional to 887,982.51, 1,225,528.07 and 582,316.05
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Solution
The fourth proportional to 887,982.51, 1,225,528.07 and 582,316.05 is: 803,669.73
Step by Step Solution
- Step 1: Write the proportion equation
887,982.51 : 1,225,528.07 = 582,316.05 : x - Step 2: Convert to fraction form
887,982.51/1,225,528.07 = 582,316.05/x - Step 3: Cross multiply
887,982.51x = 1,225,528.07 × 582,316.05 - Step 4: Simplify right side
887,982.51x = 713,644,661,974.94 - Step 5: Solve for x
x = 713,644,661,974.94/887,982.51 - Step 6: Final answer
x = 803,669.73
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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.