Finding the Fourth Proportional to 446,757.36, 616,529.92 and 242,808.28
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Solution
The fourth proportional to 446,757.36, 616,529.92 and 242,808.28 is: 335,078.02
Step by Step Solution
- Step 1: Write the proportion equation
446,757.36 : 616,529.92 = 242,808.28 : x - Step 2: Convert to fraction form
446,757.36/616,529.92 = 242,808.28/x - Step 3: Cross multiply
446,757.36x = 616,529.92 × 242,808.28 - Step 4: Simplify right side
446,757.36x = 149,698,569,443.74 - Step 5: Solve for x
x = 149,698,569,443.74/446,757.36 - Step 6: Final answer
x = 335,078.02
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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.