Finding the Fourth Proportional to 845,610.36, 1,268,280.48 and 246,431.34
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Solution
The fourth proportional to 845,610.36, 1,268,280.48 and 246,431.34 is: 369,607.65
Step by Step Solution
- Step 1: Write the proportion equation
845,610.36 : 1,268,280.48 = 246,431.34 : x - Step 2: Convert to fraction form
845,610.36/1,268,280.48 = 246,431.34/x - Step 3: Cross multiply
845,610.36x = 1,268,280.48 × 246,431.34 - Step 4: Simplify right side
845,610.36x = 312,544,058,182.24 - Step 5: Solve for x
x = 312,544,058,182.24/845,610.36 - Step 6: Final answer
x = 369,607.65
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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.