Finding the Fourth Proportional to 446,160.60, 615,636.63 and 255,137.09
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Solution
The fourth proportional to 446,160.60, 615,636.63 and 255,137.09 is: 352,052.01
Step by Step Solution
- Step 1: Write the proportion equation
446,160.60 : 615,636.63 = 255,137.09 : x - Step 2: Convert to fraction form
446,160.60/615,636.63 = 255,137.09/x - Step 3: Cross multiply
446,160.60x = 615,636.63 × 255,137.09 - Step 4: Simplify right side
446,160.60x = 157,071,735,197.42 - Step 5: Solve for x
x = 157,071,735,197.42/446,160.60 - Step 6: Final answer
x = 352,052.01
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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.