Finding the Fourth Proportional to 403,676.75, 557,073.93 and 224,828.75
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Solution
The fourth proportional to 403,676.75, 557,073.93 and 224,828.75 is: 310,263.68
Step by Step Solution
- Step 1: Write the proportion equation
403,676.75 : 557,073.93 = 224,828.75 : x - Step 2: Convert to fraction form
403,676.75/557,073.93 = 224,828.75/x - Step 3: Cross multiply
403,676.75x = 557,073.93 × 224,828.75 - Step 4: Simplify right side
403,676.75x = 125,246,235,339.49 - Step 5: Solve for x
x = 125,246,235,339.49/403,676.75 - Step 6: Final answer
x = 310,263.68
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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.