Finding the Fourth Proportional to 446,364.36, 615,987.18 and 245,160.36
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Solution
The fourth proportional to 446,364.36, 615,987.18 and 245,160.36 is: 338,323.69
Step by Step Solution
- Step 1: Write the proportion equation
446,364.36 : 615,987.18 = 245,160.36 : x - Step 2: Convert to fraction form
446,364.36/615,987.18 = 245,160.36/x - Step 3: Cross multiply
446,364.36x = 615,987.18 × 245,160.36 - Step 4: Simplify right side
446,364.36x = 151,015,638,804.19 - Step 5: Solve for x
x = 151,015,638,804.19/446,364.36 - Step 6: Final answer
x = 338,323.69
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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.