Finding the Fourth Proportional to 446,258.24, 615,843.43 and 242,309.05
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Solution
The fourth proportional to 446,258.24, 615,843.43 and 242,309.05 is: 334,390.32
Step by Step Solution
- Step 1: Write the proportion equation
446,258.24 : 615,843.43 = 242,309.05 : x - Step 2: Convert to fraction form
446,258.24/615,843.43 = 242,309.05/x - Step 3: Cross multiply
446,258.24x = 615,843.43 × 242,309.05 - Step 4: Simplify right side
446,258.24x = 149,224,436,472.04 - Step 5: Solve for x
x = 149,224,436,472.04/446,258.24 - Step 6: Final answer
x = 334,390.32
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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.