Finding the Fourth Proportional to 446,256.24, 615,840.67 and 242,307.05
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Solution
The fourth proportional to 446,256.24, 615,840.67 and 242,307.05 is: 334,387.56
Step by Step Solution
- Step 1: Write the proportion equation
446,256.24 : 615,840.67 = 242,307.05 : x - Step 2: Convert to fraction form
446,256.24/615,840.67 = 242,307.05/x - Step 3: Cross multiply
446,256.24x = 615,840.67 × 242,307.05 - Step 4: Simplify right side
446,256.24x = 149,222,533,241.40 - Step 5: Solve for x
x = 149,222,533,241.40/446,256.24 - Step 6: Final answer
x = 334,387.56
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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.