Finding the Fourth Proportional to 446,302.38, 615,895.05 and 242,351.49
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Solution
The fourth proportional to 446,302.38, 615,895.05 and 242,351.49 is: 334,443.84
Step by Step Solution
- Step 1: Write the proportion equation
446,302.38 : 615,895.05 = 242,351.49 : x - Step 2: Convert to fraction form
446,302.38/615,895.05 = 242,351.49/x - Step 3: Cross multiply
446,302.38x = 615,895.05 × 242,351.49 - Step 4: Simplify right side
446,302.38x = 149,263,083,051.13 - Step 5: Solve for x
x = 149,263,083,051.13/446,302.38 - Step 6: Final answer
x = 334,443.84
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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.