Finding the Fourth Proportional to 845,673.48, 1,268,696.84 and 246,681.52
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Solution
The fourth proportional to 845,673.48, 1,268,696.84 and 246,681.52 is: 370,076.72
Step by Step Solution
- Step 1: Write the proportion equation
845,673.48 : 1,268,696.84 = 246,681.52 : x - Step 2: Convert to fraction form
845,673.48/1,268,696.84 = 246,681.52/x - Step 3: Cross multiply
845,673.48x = 1,268,696.84 × 246,681.52 - Step 4: Simplify right side
845,673.48x = 312,964,064,910.40 - Step 5: Solve for x
x = 312,964,064,910.40/845,673.48 - Step 6: Final answer
x = 370,076.72
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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.